Clinical Chemistry and Laboratory Medicine

Article	Citations
Hematologic, biochemical and immune biomarker abnormalities associated with severe illness and mortality in coronavirus disease 2019 (COVID-19): a meta-analysis	1251
Prominent changes in blood coagulation of patients with SARS-CoV-2 infection	834
Laboratory abnormalities in patients with COVID-2019 infection	604
Potential preanalytical and analytical vulnerabilities in the laboratory diagnosis of coronavirus disease 2019 (COVID-19)	430
The critical role of laboratory medicine during coronavirus disease 2019 (COVID-19) and other viral outbreaks	241
Analytical performances of a chemiluminescence immunoassay for SARS-CoV-2 IgM/IgG and antibody kinetics	227
Routine blood tests as a potential diagnostic tool for COVID-19	164
Laboratory abnormalities in children with novel coronavirus disease 2019	151
Molecular, serological, and biochemical diagnosis and monitoring of COVID-19: IFCC taskforce evaluation of the latest evidence	139
Development, evaluation, and validation of machine learning models for COVID-19 detection based on routine blood tests	99
Assessment of immune response to SARS-CoV-2 with fully automated MAGLUMI 2019-nCoV IgG and IgM chemiluminescence immunoassays	94
Reporting of D-dimer data in COVID-19: some confusion and potential for misinformation	91
COVID-19 infections are also affected by human ACE1 D/I polymorphism	87
Comparison of throat swabs and sputum specimens for viral nucleic acid detection in 52 cases of novel coronavirus (SARS-Cov-2)-infected pneumonia (COVID-19)	85
Laboratory predictors of death from coronavirus disease 2019 (COVID-19) in the area of Valcamonica, Italy	81
The hemocyte counts as a potential biomarker for predicting disease progression in COVID-19: a retrospective study	73
Validation of a chemiluminescent assay for specific SARS-CoV-2 antibody	72
Low levels of total and ionized calcium in blood of COVID-19 patients	70
Updates on liquid biopsy: current trends and future perspectives for clinical application in solid tumors	62
The utility of measurement uncertainty in medical laboratories	61
The value of urine biochemical parameters in the prediction of the severity of coronavirus disease 2019	60
Evaluation of the automated LIAISON® SARS-CoV-2 TrimericS IgG assay for the detection of circulating antibodies	59
SARS-CoV-2 serosurvey in health care workers of the Veneto Region	58
IFCC Interim Guidelines on Serological Testing of Antibodies against SARS-CoV-2	56
Clinical validation of the Siemens quantitative SARS-CoV-2 spike IgG assay (sCOVG) reveals improved sensitivity and a good correlation with virus neutralization titers	56

Dynamic profile and clinical implications of hematological parameters in hospitalized patients with coronavirus disease 2019	52
COVID-19: progression of disease and intravascular coagulation – present status and future perspectives	51
Do genetic polymorphisms in angiotensin converting enzyme 2 (ACE2) gene play a role in coronavirus disease 2019 (COVID-19)?	50
Rapid identification of SARS-CoV-2-infected patients at the emergency department using routine testing	47
Coinfection of SARS-CoV-2 and multiple respiratory pathogens in children	47
Variability of cycle threshold values in an external quality assessment scheme for detection of the SARS-CoV-2 virus genome by RT-PCR	47
SARS-CoV-2 RNA identification in nasopharyngeal swabs: issues in pre-analytics	47
The internal quality control in the traceability era	45
IFCC Interim Guidelines on Molecular Testing of SARS-CoV-2 Infection	44
Validation of the LUMIPULSE automated immunoassay for the measurement of core AD biomarkers in cerebrospinal fluid	43
Frequency of serological non-responders and false-negative RT-PCR results in SARS-CoV-2 testing: a population-based study	43
Monocyte distribution width (MDW) as a screening tool for sepsis in the Emergency Department	43
Analytical and clinical performances of a SARS-CoV-2 S-RBD IgG assay: comparison with neutralization titers	42
Comprehensive assessment of humoral response after Pfizer BNT162b2 mRNA Covid-19 vaccination: a three-case series	42
The emerging role of cell senescence in atherosclerosis	41
Predicting the protective humoral response to a SARS-CoV-2 mRNA vaccine	40
Could metabolomics drive the fate of COVID-19 pandemic? A narrative review on lights and shadows	39
Volumetric absorptive microsampling and dried blood spot microsampling vs. conventional venous sampling for tacrolimus trough concentration monitoring	39
Biosafety measures for preventing infection from COVID-19 in clinical laboratories: IFCC Taskforce Recommendations	39
Evidence on clinical relevance of cardiovascular risk evaluation in the general population using cardio-specific biomarkers	38
Monocyte distribution width (MDW) parameter as a sepsis indicator in intensive care units	37
The European Biological Variation Study (EuBIVAS): a summary report	37
Performance specifications for measurement uncertainty of common biochemical measurands according to Milan models	37
Thrombin generation in patients with COVID-19 with and without thromboprophylaxis	37
Blood biochemical characteristics of patients with coronavirus disease 2019 (COVID-19): a systemic review and meta-analysis	36
Clinical relevance of biological variation of cardiac troponins	35
IFCC interim guidelines on rapid point-of-care antigen testing for SARS-CoV-2 detection in asymptomatic and symptomatic individuals	35
Quantification of plasma remdesivir and its metabolite GS-441524 using liquid chromatography coupled to tandem mass spectrometry. Application to a Covid-19 treated patient	34
Erythrocyte sedimentation rate is associated with severe coronavirus disease 2019 (COVID-19): a pooled analysis	33
The CRESS checklist for reporting stability studies: on behalf of the European Federation of Clinical Chemistry and Laboratory Medicine (EFLM) Working Group for the Preanalytical Phase (WG-PRE)	32
Non-invasive determination of uric acid in human saliva in the diagnosis of serious disorders	32
Evaluation of three fully-automated SARS-CoV-2 antibody assays	32
IFCC Interim Guidelines on Biochemical/Hematological Monitoring of COVID-19 Patients	32
Interferences in immunoassays: review and practical algorithm	32
Blood lactate concentration in COVID-19: a systematic literature review	31
Daily monitoring of viral load measured as SARS-CoV-2 antigen and RNA in blood, IL-6, CRP and complement C3d predicts outcome in patients hospitalized with COVID-19	31
Vitamin-D levels and intensive care unit outcomes of a cohort of critically ill COVID-19 patients	30
Development and multicenter performance evaluation of fully automated SARS-CoV-2 IgM and IgG immunoassays	30
Plasma metanephrines and prospective prediction of tumor location, size and mutation type in patients with pheochromocytoma and paraganglioma	29
The anti-inflammatory cytokine response characterized by elevated interleukin-10 is a stronger predictor of severe disease and poor outcomes than the pro-inflammatory cytokine response in coronavirus	29
Neutralizing antibody titers six months after Comirnaty vaccination: kinetics and comparison with SARS-CoV-2 immunoassays	29
Review and evolution of guidelines for diagnosis of COVID-19 vaccine induced thrombotic thrombocytopenia (VITT)	28
Why C-reactive protein is one of the most requested tests in clinical laboratories?	28
Automation and validation of a MALDI-TOF MS (Mass-Fix) replacement of immunofixation electrophoresis in the clinical lab	27
The vasoactive peptide MR-pro-adrenomedullin in COVID-19 patients: an observational study	27
The pathogenesis, epidemiology and biomarkers of susceptibility of pulmonary fibrosis in COVID-19 survivors	26
Potentials and pitfalls of ChatGPT and natural-language artificial intelligence models for the understanding of laboratory medicine test results. An assessment by the European Federation of Clinical C	26
Simultaneous measurement of 13 circulating vitamin D3 and D2 mono and dihydroxy metabolites using liquid chromatography mass spectrometry	26
Searching for a role of procalcitonin determination in COVID-19: a study on a selected cohort of hospitalized patients	26
ChatGPT, critical thing and ethical practice	25

The new, race-free, Chronic Kidney Disease Epidemiology Consortium (CKD-EPI) equation to estimate glomerular filtration rate: is it applicable in Europe? A position statement by the European Federatio	25
Results of the first pilot external quality assessment (EQA) scheme for anti-SARS-CoV2-antibody testing	25
Hemocytometric characteristics of COVID-19 patients with and without cytokine storm syndrome on the sysmex XN-10 hematology analyzer	25
Circulating tumor DNA (ctDNA) as a pan-cancer screening test: is it finally on the horizon?	24
Evaluation of the first immunosuppressive drug assay available on a fully automated LC-MS/MS-based clinical analyzer suggests a new era in laboratory medicine	24
The European Biological Variation Study (EuBIVAS): weekly biological variation of cardiac troponin I estimated by the use of two different high-sensitivity cardiac troponin I assays	24
Determination of sex-specific 99th percentile upper reference limits for a point of care high sensitivity cardiac troponin I assay	24
Artificial intelligence in clinical applications for lung cancer: diagnosis, treatment and prognosis	24
Homocysteine (Hcy) assessment to predict outcomes of hospitalized Covid-19 patients: a multicenter study on 313 Covid-19 patients	23
Low free-T3 serum levels and prognosis of COVID-19: systematic review and meta-analysis	23
Evaluation of four commercial, fully automated SARS-CoV-2 antibody tests suggests a revision of the Siemens SARS-CoV-2 IgG assay	23
Self-sampling at home using volumetric absorptive microsampling: coupling analytical evaluation to volunteers’ perception in the context of a large scale study	23
Commercial immunoassays for detection of anti-SARS-CoV-2 spike and RBD antibodies: urgent call for validation against new and highly mutated variants	22
Matrix-assisted laser desorption ionisation (MALDI) mass spectrometry (MS): basics and clinical applications	22
Monocyte distribution width (MDW) as a screening tool for early detecting sepsis: a systematic review and meta-analysis	22
The end of the laboratory developed test as we know it? Recommendations from a national multidisciplinary taskforce of laboratory specialists on the interpretation of the IVDR and its complications	22
Kinetics and biological characteristics of humoral response developing after SARS-CoV-2 infection: implications for vaccination	21
Antibody tests for COVID-19: drawing attention to the importance of analytical specificity	21
Editorial and Executive Summary: IFCC Interim Guidelines on Clinical Laboratory testing during the COVID-19 Pandemic	21
Operational considerations and challenges of biochemistry laboratories during the COVID-19 outbreak: an IFCC global survey	21
The underestimated issue of non-reproducible cardiac troponin I and T results: case series and systematic review of the literature	21
European Biological Variation Study (EuBIVAS): within- and between-subject biological variation estimates for serum thyroid biomarkers based on weekly samplings from 91 healthy participants	21
High-sensitivity cardiac troponins in pediatric population	20
A biological profile for diagnosis and outcome of COVID-19 patients	20
Validation of the Corona-Score for rapid identification of SARS-CoV-2 infections in patients seeking emergency department care in the United States	20
Evaluation of dried blood spots as alternative sampling material for serological detection of anti-SARS-CoV-2 antibodies using established ELISAs	20
The new IVD Regulation 2017/746: a case study at a large university hospital laboratory in Belgium demonstrates the need for clarification on the degrees of freedom laboratories have to use lab-develo	20
Quantitative profiling of inflammatory and pro-resolving lipid mediators in human adolescents and mouse plasma using UHPLC-MS/MS	20
Laboratory practices to mitigate biohazard risks during the COVID-19 outbreak: an IFCC global survey	20
Consideration should be given to smoking, endometriosis, renal function (eGFR) and age when interpreting CA125 and HE4 in ovarian tumor diagnostics	20
Reference intervals for Sysmex XN hematological parameters as assessed in the Dutch Lifelines cohort	19
Evaluation of eleven rapid tests for detection of antibodies against SARS-CoV-2	19
Cytokine “storm”, cytokine “breeze”, or both in COVID-19?	19
Harmonization of antineutrophil cytoplasmic antibodies (ANCA) testing by reporting test result-specific likelihood ratios: position paper	19
Protease-antiprotease imbalance in patients with severe COVID-19	19
Saliva – a new opportunity for fluid biopsy	19
Lumipulse G SARS-CoV-2 Ag assay evaluation using clinical samples from different testing groups	19
Pre-analytical stability of serum biomarkers for neurological disease: neurofilament-light, glial fibrillary acidic protein and contactin-1	19
How is test laboratory data used and characterised by machine learning models? A systematic review of diagnostic and prognostic models developed for COVID-19 patients using only laboratory data	19
An approach for determining allowable between reagent lot variation	19
Sustained SARS-CoV-2 nucleocapsid antibody levels in nonsevere COVID-19: a population-based study	18
A new tool for sepsis screening in the Emergency Department	18
Response of anti-SARS-CoV-2 total antibodies to nucleocapsid antigen in COVID-19 patients: a longitudinal study	18
Comparability of 11 different equations for estimating LDL cholesterol on different analysers	18
Lower nasopharyngeal viral load during the latest phase of COVID-19 pandemic in a Northern Italy University Hospital	18
Optimizing effectiveness of COVID-19 vaccination: will laboratory stewardship play a role?	18
Implementation of the new EU IVD regulation – urgent initiatives are needed to avert impending crisis	18
Lot-to-lot reagent verification: challenges and possible solutions	18
Continuous, complete and comparable NT-proBNP reference ranges in healthy children	18
Biotin interference: evaluation of a new generation of electrochemiluminescent immunoassays for high-sensitive troponin T and thyroid-stimulating hormone testing	18
Within- and between-subject biological variation data for tumor markers based on the European Biological Variation Study	18
Faecal haemoglobin distributions by sex, age, deprivation and geographical region: consequences for colorectal cancer screening strategies	18
Hemoglobin variants in southern China: results obtained during the measurement of glycated hemoglobin in a large population	18
Benefits, limitations and controversies on patient-based real-time quality control (PBRTQC) and the evidence behind the practice	17
Derivation of performance specifications for uncertainty of serum C-reactive protein measurement according to the Milan model 3 (state of the art)	17
No significant correlation between ACE Ins/Del genetic polymorphism and COVID-19 infection	17
Prognostic role of Krebs von den Lungen-6 (KL-6) measurement in idiopathic pulmonary fibrosis: a systematic review and meta-analysis	17
Biological variation of serum neurofilament light chain	17
Hypoalbuminemia and elevated D-dimer in COVID-19 patients: a call for result harmonization	17
Mechanism of bilirubin elimination in urine: insights and prospects for neonatal jaundice	16
FGF23 measurement in burosumab-treated patients: an emerging treatment may induce a new analytical interference	16
Artificial intelligence in laboratory medicine: fundamental ethical issues and normative key-points	16
Comparison of different algorithms in laboratory diagnosis of alpha1-antitrypsin deficiency	16
Exploring the possibilities of infrared spectroscopy for urine sediment examination and detection of pathogenic bacteria in urinary tract infections	16
Glycan-specific antibodies as potential cancer biomarkers: a focus on microarray applications	15
Optimizing hepcidin measurement with a proficiency test framework and standardization improvement	15
An original multiplex method to assess five different SARS-CoV-2 antibodies	15
D-dimer: old dogmas, new (COVID-19) tricks	15
Harmonising EQA schemes the next frontier: challenging the status quo	15
Evaluation of a novel extended automated particle-based multi-analyte assay for the detection of autoantibodies in the diagnosis of primary biliary cholangitis	15
Biological variation estimates of thyroid related measurands – meta-analysis of BIVAC compliant studies	15
Quality performance for indirect Xa inhibitor monitoring in patients using international external quality data	15
High-resolution pediatric reference intervals for 15 biochemical analytes described using fractional polynomials	15
Diagnostic performance of the fully automated Roche Elecsys SARS-CoV-2 antigen electrochemiluminescence immunoassay: a pooled analysis	15
Effect of BNT162b2 booster dose on anti-SARS-CoV-2 spike trimeric IgG antibodies in seronegative individuals	15
Ageing, ACE2 deficiency and bad outcome in COVID-19	14
Flowing through laboratory clinical data: the role of artificial intelligence and big data	14
Traceability validation of six enzyme measurements on the Abbott Alinity c analytical system	14
Lactate dehydrogenase: an old enzyme reborn as a COVID-19 marker (and not only)	14
Harmonization status of procalcitonin measurements: what do comparison studies and EQA schemes tell us?	14

Reference ranges for GDF-15, and risk factors associated with GDF-15, in a large general population cohort	14
The versatility of external quality assessment for the surveillance of laboratory and in vitro diagnostic performance: SARS-CoV-2 viral genome detection in Austria	14
Analytical assessment of ortho clinical diagnostics high-sensitivity cardiac troponin I assay	14
Using machine learning to identify clotted specimens in coagulation testing	14
Long-term kinetics of anti-SARS-CoV-2 antibodies in a cohort of 197 hospitalized and non-hospitalized COVID-19 patients	14
Health Technology Assessment to assess value of biomarkers in the decision-making process	14
Tumor-associated exosomal miRNA biomarkers to differentiate metastatic vs. nonmetastatic non-small cell lung cancer	14
Towards the rational utilization of SARS-CoV-2 serological tests in clinical practice	14
Changes in the result of antinuclear antibody immunofluorescence assay on HEp-2 cells reflect disease activity status in systemic lupus erythematosus	14
A cohort analysis of SARS-CoV-2 anti-spike protein receptor binding domain (RBD) IgG levels and neutralizing antibodies in fully vaccinated healthcare workers	14
The shift of the paradigm between ageing and diseases	14
Laboratory medicine in the COVID-19 era: six lessons for the future	14
Anti-phosphatidyl-serine/prothrombin antibodies (aPS/PT) in isolated lupus anticoagulant (LA): is their presence linked to dual test positivity?	13
Continuous monitoring of SARS-CoV-2 seroprevalence in children using residual blood samples from routine clinical chemistry	13
Critical review and meta-analysis of biological variation estimates for tumor markers	13
Monitoring the M-protein of multiple myeloma patients treated with a combination of monoclonal antibodies: the laboratory solution to eliminate interference	13
Preliminary evaluation of Roche Cobas Elecsys Anti-SARS-CoV-2 chemiluminescence immunoassay	13
Distribution of HOMA-IR in a population-based cohort and proposal for reference intervals	13
Definition and application of performance specifications for measurement uncertainty of 23 common laboratory tests: linking theory to daily practice	13
Intra- and inter-cycle variability of anti-Müllerian hormone (AMH) levels in healthy women during non-consecutive menstrual cycles: the BICYCLE study	13
Stabilization patterns and variability of hs-CRP, NT-proBNP and ST2 during 1 year after acute coronary syndrome admission: results of the BIOMArCS study	13
Critical appraisal and meta-analysis of biological variation estimates for kidney related analytes	13
Ad interim recommendations for diagnosing SARS-CoV-2 infection by the IFCC SARS-CoV-2 variants working group	13
Where is laboratory medicine headed in the next decade? Partnership model for efficient integration and adoption of artificial intelligence into medical laboratories	13
Redesigning the surveillance of in vitro diagnostic medical devices and of medical laboratory performance by quality control in the traceability era	13
Report from the HarmoSter study: impact of calibration on comparability of LC-MS/MS measurement of circulating cortisol, 17OH-progesterone and aldosterone	12
Mass spectrometry and total laboratory automation: opportunities and drawbacks	12
How to meet ISO15189:2012 pre-analytical requirements in clinical laboratories? A consensus document by the EFLM WG-PRE	12
Analytical evaluation of four faecal immunochemistry tests for haemoglobin	12
Serum GFAP – reference interval and preanalytical properties in Danish adults	12
Choice of faecal immunochemical test matters: comparison of OC-Sensor and HM-JACKarc, in the assessment of patients at high risk of colorectal cancer	12
Association of kidney function with effectiveness of procalcitonin-guided antibiotic treatment: a patient-level meta-analysis from randomized controlled trials	12
Complex analytical procedures in diagnostic laboratories and the IVDR	12
Evaluation of an ELISA for SARS-CoV-2 antibody testing: clinical performances and correlation with plaque reduction neutralization titer	12
Complete blood counts and cell population data from Sysmex XN analyser in the detection of SARS-CoV-2 infection	12
Clinical risk assessment of biotin interference with a high-sensitivity cardiac troponin T assay	12
LC-MS/MS analysis of plasma glucosylsphingosine as a biomarker for diagnosis and follow-up monitoring in Gaucher disease in the Spanish population	12
The combined use of enzyme activity and metabolite assays as a strategy for newborn screening of mucopolysaccharidosis type I	12
A panhaemocytometric approach to COVID-19: a retrospective study on the importance of monocyte and neutrophil population data on Sysmex XN-series analysers	11
Laboratory testing for activated protein C resistance: rivaroxaban induced interference and a comparative evaluation of andexanet alfa and DOAC Stop to neutralise interference	11
ACE Ins/Del genetic polymorphism and epidemiological findings in COVID-19	11
SARS CoV-2 spike protein-guided exosome isolation facilitates detection of potential miRNA biomarkers in COVID-19 infections	11
Comparison of the analytical performance of the PATHFAST high sensitivity cardiac troponin I using fresh whole blood vs. fresh plasma samples	11
Analytical validation of an automated assay for the measurement of adenosine deaminase (ADA) and its isoenzymes in saliva and a pilot evaluation of their changes in patients with SARS-CoV-2 infection	11
Peptidomic and proteomic analysis of stool for diagnosing IBD and deciphering disease pathogenesis	11
Common laboratory tests as indicators of COVID-19 severity on admission at high altitude: a single-center retrospective study in Quito (ECUADOR)	11
Rethinking internal quality control: the time is now	11
Non-HDL-C/TG ratio indicates significant underestimation of calculated low-density lipoprotein cholesterol (LDL-C) better than TG level: a study on the reliability of mathematical formulas used for LD	11
Variability of cardiac troponin levels in normal subjects and in patients with cardiovascular diseases: analytical considerations and clinical relevance	11
Circulating tumor DNA (ctDNA) is not a good proxy for liquid biopsies of tumor tissues for early detection	11
Laboratory-related issues in the measurement of cardiac troponins with highly sensitive assays	11
Emicizumab, the factor VIII mimetic bi-specific monoclonal antibody and its measurement in plasma	11
High-sensitivity assay for cardiac troponins with POCT methods. The future is soon	11
Simple and accurate quantitative analysis of cefiderocol and ceftobiprole in human plasma using liquid chromatography-isotope dilution tandem mass spectrometry: interest for their therapeutic drug mon	11
The importance of correct stratifications when comparing directly and indirectly estimated reference intervals	11
Quantitative serological evaluation as a valuable tool in the COVID-19 vaccination campaign	11
Reference values for plasma neurofilament light chain in healthy Chinese children	11
Reference values of trace elements in blood and/or plasma in adults living in Belgium	11
Independent and combined effects of biotin and hemolysis on high-sensitivity cardiac troponin assays	11
Automated prediction of low ferritin concentrations using a machine learning algorithm	11
Availability and analytical quality of hemoglobin A1c point-of-care testing in general practitioners’ offices are associated with better glycemic control in type 2 diabetes	11
ISO 15189 is a sufficient instrument to guarantee high-quality manufacture of laboratory developed tests for in-house-use conform requirements of the European In-Vitro-Diagnostics Regulation	11
Assessment of antinuclear antibodies by indirect immunofluorescence assay: report from a survey by the American Association of Medical Laboratory Immunologists	11
A novel scoring system combining Modified Early Warning Score with biomarkers of monocyte distribution width, white blood cell counts, and neutrophil-to-lymphocyte ratio to improve early sepsis predic	11
Global FT4 immunoassay standardization: an expert opinion review	11
The early antibody response to SARS-Cov-2 infection	11
Reference values for plasma neurofilament light chain (NfL) in healthy Chinese	11
Personalized reference intervals – statistical approaches and considerations	10
Comparison of two LC-MS/MS methods for the quantification of 24,25-dihydroxyvitamin D3 in patients and external quality assurance samples	10
Urinalysis parameters for predicting severity in coronavirus disease 2019 (COVID-19)	10
Diagnostic and prognostic role of presepsin in patients with cirrhosis and bacterial infection	10
Comparison of the reliability of Gram-negative and Gram-positive flags of the Sysmex UF-5000 with manual Gram stain and urine culture results	10
Derivation of sex and age-specific reference intervals for clinical chemistry analytes in healthy Ghanaian adults	10
Comparison of the diagnostic performance with whole blood and plasma of four rapid antibody tests for SARS-CoV-2	10
Sample size and rejection limits for detecting reagent lot variability: analysis of the applicability of the Clinical and Laboratory Standards Institute (CLSI) EP26-A protocol to real-world clinical c	10
Individual risk prediction of high grade prostate cancer based on the combination between total prostate-specific antigen (PSA) and free to total PSA ratio	10
Is thyroglobulin a reliable biomarker of differentiated thyroid cancer in patients treated by lobectomy? A systematic review and meta-analysis	10
Biological variation: recent development and future challenges	10
Critical role of pre-analytical aspects for the measurement of circulating calprotectin in serum or plasma as a biomarker for neutrophil-related inflammation	10
Monocyte distribution width (MDW): a useful biomarker to improve sepsis management in Emergency Department	10
Elevated soluble urokinase plasminogen activator receptor (suPAR) in COVID-19 patients	10
Trimethylamine-N-oxide (TMAO) predicts short- and long-term mortality and poor neurological outcome in out-of-hospital cardiac arrest patients	10
Performance evaluation of an automated SARS-CoV-2 Ag test for the diagnosis of COVID-19 infection on nasopharyngeal swabs	10
Procalcitonin measured by three different assays is an excellent tumor marker for the follow-up of patients with medullary thyroid carcinoma	10
A hierarchical bivariate meta-analysis of diagnostic test accuracy to provide direct comparisons of immunoassays vs. indirect immunofluorescence for initial screening of connective tissue diseases	10
Identification of macrotroponin T: findings from a case report and non-reproducible troponin T results	10
A word of caution on using tumor biomarker reference change values to guide medical decisions and the need for alternatives	10
Prostate health index (PHI) as a reliable biomarker for prostate cancer: a systematic review and meta-analysis	10
Establishment of reference intervals for immunoassay analytes of adult population in Saudi Arabia	10
Lot-to-lot variation: no longer a neglected issue	10
Managing COVID-19 outbreak in Nigeria: matters arising	10
One disease, different features: COVID-19 laboratory and radiological findings in three Italian patients	10
The friendly use of chloroquine in the COVID-19 disease: a warning for the G6PD -deficient males and for the unaware carriers of pathogenic altera	10
Pooling for SARS-CoV-2-testing: comparison of three commercially available RT-qPCR kits in an experimental approach	10
An isotope dilution-liquid chromatography-tandem mass spectrometry (ID-LC-MS/MS)-based candidate reference measurement procedure (RMP) for the quantification of aldosterone in human serum and plasma	9