Analytical Sciences

Article	Citations
An optimised and validated surrogate analyte A-TEEM–PARAFAC–PLS technique for detecting and quantifying the biological oxygen demand in surface water	428
Aptasensor based on cascaded fluorescent sensor assisted by exonuclease III for ultra-sensitive detection of Hg2+	35
Direct insertion of an ion channel immobilized on a soft agarose gel bead into a lipid bilayer: an optimized method	23
Characterization of polypropyleneimine as an alternative transfection reagent	23
Evaluation of solvent property of air–water interface based on the fluorescence spectra of 1,2′-dinaphthylamine in the aqueous solution of ultrafine bubbles	22
Rapid acquisition of absorption spectra to monitor proton migration in nanoliter space using the RGB-spectrum-conversion method with a 10 ms interval	21
Determination of phosphorus in commercially available milk using ion chromatography with perchloric acid deproteinization	20
Preparation of gold nanoparticles using low-temperature heating of the dry residue of a droplet of an HAuCl4 solution in air	19
Unlocking the potential of bioanalytical data through machine learning	19
Raman spectroscopy for the quantitative and qualitative analyses of solid drug formulations of salbutamol	19
Application of on-line sample preconcentration by large-volume dual preconcentration by isotachophoresis and stacking (LDIS) on straight-channel microchips	18
Gum Arabic-mediated synthesis of silver nanoparticles for their applications as colorimetric and SERS-based detection of hydrogen peroxide	18
Flourescence sensors for heavy metal detection: major contaminants in soil and water bodies	17
Ratio-fluorescent and naked-eye visualized dual-channel sensing strategy for Cu2+ and alkaline phosphatase activity assay	17
Investigating hydrophobic environment in alkyl-group-functionalized silica particle with various chain lengths using absorption microspectroscopy	17
A dual-antibody sandwich immunoassay using upconversion nanoparticles and magnetic beads for fibrinogen detection	17
Optical manipulation and fusion of aqueous droplets containing inorganic and organic solutes in air using the dual-beam laser trapping technique	17
Detection of ochratoxin A using a “turn-on” fluorescence assay based on guanine quenching of the aptamer	17
Characterization of balsam sulfide via pyrolysis–gas chromatography–mass spectrometry/sulfur chemiluminescence detection and matrix-assisted laser desorption/ionization time-of-flight mass spectrometr	17
Enhanced synthesis of antibody-functionalized gold nanoparticles for multiplexed exosome detection via mass signal amplification in LDI-TOF MS	17
Sandwich-like voltametric immunosensing of interleukin-8 based on β-cyclodextrin/carbon nanotubes and methylthionine chloride@UIO-66 framework	16
Separation and determination of tellurium(IV) and tellurium(VI) using reversed-phase high-performance liquid chromatography-inductively coupled plasma mass spectrometry	16
A cyanine dye probe for K+ detection based on DNA construction of G-quadruplex	16
Derivatization to generate a product ion containing analyte-specific moiety in ESI–MS/MS	16
Sensitivity-enhanced potentiometric measurement by incorporating graphitic carbon nitride into the ion-to-electron transducer of potassium ion-selective electrodes	15

Recent development of electrochemical devices in analytical chemistry	15
Estimation of the average molecular weight of microbial polyesters from FTIR spectra using artificial intelligence	15
Correction: New stability indicating RP-HPLC methods for the determination of related substances and assay of trametinib acetic acid: a mass balance approach	15
Temperature-modulated separation of therapeutic cells, viral vectors, and exosomes using functional polymers	15
A novel tryptanthrin-based “on–off-on” probe for sequential sensing Cu2+/S2− in water samples	15
Integration of enzyme-encapsulated mesoporous silica between nanohole array electrode and hydrogel film for flow-type electrochemical biosensor	14
Development of a liquid chromatography-based versatile bioanalysis for bevacizumab based on pretreatment combining aptamer affinity purification and centrifugal ultrafiltration concentration	14
Smartphone-based imaging colorimetric assay for monitoring the quality of curcumin in turmeric powder	14
Ultra-sensitive biosensor detection of microRNA based on the CRISPR/Cas12a system and exonuclease-assisted target recycling signal amplification	14
A green and engineered magnetic ionic liquid system for selective extraction and trace determination of thorium in industrial and environmental samples	14
A label-free electrochemical biosensor based on rGO/Ppy nanocomposite for detection of Herpes simplex virus type 1	14
Recent progress in tannin and lignin blended metal oxides and metal sulfides as smart materials for electrochemical sensor applications	14
Solvent extraction of iodine species: mechanisms, technologies, and applications	13
Identification and structure elucidation by NMR spectroscopy of an impurity in flame retardants preparation	13
Deep-sea in situ determination of sulfide using a sensitized chemiluminescent terbium complex	13
Rapid analysis of narrow therapeutic index drugs by sonic spray ionization mass spectrometry	13
Enhancing refinery heavy oil fractions analytical performance through real-time predicative modeling	13
Mixed-mode chromatographic performance using nicotinic acid-functionalized chito-oligosaccharide-bonded Ti/Si hybrid monolithic capillary columns	12
Microfluidic technologies for protein crystallography: advances and applications	12
An integrated strategy of spectrum–effect relationship and near-infrared spectroscopy rapid evaluation based on back propagation neural network for quality control of Paeoniae Radix Alba	12
Analytical techniques for arsenic speciation	12
Statistical quantification of SERS signals in microfluidic flow using AuNP-bound polystyrene microparticles	12
Design of synthetic peptide-based fluorescence probes for turn-on detection of hyaluronan	12
Development of machine learning models for predicting properties of carbon materials and design of process conditions for production of materials with desired multiple properties	12
Rolling circle transcription-based fluorescent aptasensor for highly sensitive and onsite detection of microcystin-LR	12
Thermal behavior of natural stellerite: high-temperature X-ray powder diffraction and IR spectroscopy study	12
Anion recognition properties of acridine–urea conjugate in bulk and silica nanopore systems	12
Interfacial engineering for enantioselective electrochemical sensing of tryptophan: materials, recognition strategies, and performance benchmarking	12
Determination of phosphate in food based on molybdenum yellow derivatization coupled with resonance Rayleigh scattering method	11
Ordered mesoporous hairbrush-like nanocarbon assembled microfibers for solid-phase microextraction of benzene series in oilfield sewage	11
Development of an HPLC device with water/acetonitrile with NaCl mixed solution that induces a phase-separation multiphase flow as the eluent in the separation column	11
Enzyme-free electrochemical biosensor based on bio-barcode amplification for ultra-sensitive detection of microRNA	11
Development of a simultaneous LC–MS/MS analytical method for plasma: 16 antipsychotics approved in Japan and 4 drug metabolites	11
Application of digital-movie-based flow colorimetry to hue-based end point detection of acid-base titration by feedback-based flow ratiometry using universal indicator	11
Line-dropped gelatin multi-element calibration standards in LA-ICP-MS: a statistically verifying comparison with cryosectioned homogenized lung and liver as matrix-matched calibration standards and as	11
Optical fiber chemical sensing of anionic surfactants using a microfluidic polymer chip with embedded ion-selective fluorescence optode	11
Separation and determination of sugar alcohols in detergents using field desorption	10
A simple colorimetric method based on “on–off–on” mode for detection of H2S and Hg2+ in water	10
Stability of enzyme immobilized on the nanofluidic channel surface	10
Highly sensitive sensing and quantitative detection of sulfate ion with a SERS chip-based on boric acid’s Lewis effect	10
Accurate evaluation of drug effect on the LDH activity of live cells: dual measurement of live cell number by fluorescent staining of nucleus and LDH activity by formazan	10
Iodine-mediated photoinduced autoinductive tandem chromogenic system for visual colorimetric detection of triacetone triperoxide explosive	10
Development of molecular sensors based on fluorescent proteins for polarized macrophages identification	10
Biochar-based electrochemical sensors: a tailored approach to environmental monitoring	10
Surface plasmon resonance (SPR) sensing utilizing far- and deep-ultraviolet light	10
Development of a pH-induced dispersive solid-phase extraction method using folic acid combined with dispersive liquid–liquid microextraction: application in the extraction of Cu(II) and Pb(II) ions fr	10
Determination of phenylphosphonic acid zinc salt in poly(lactic acid) using thermally assisted methylation pyrolysis–gas chromatography/mass spectrometry	10
Unveiling the vitamin E profile in rice bran extracellular vesicles: evaluation of extraction and preparation methods	9
A colorimetric chemosensor for distinct color change with (E)-2-(1-(3-aminophenyl)ethylideneamino)benzenethiol to detect Cu2+ in real water samples	9
Extension of the molar absorption coefficient for non-ideal mixtures: an application to aqueous monovalent alcohol solutions	9

Fourier transform infrared spectroscopy and machine learning for Porphyromonas gingivalis detection in oral bacteria	9
Advances in microfluidic chip technology for cell analysis	9
Voltammetric determination of doxycycline in feedstock using modified carbon screen-printed electrode	9
Recent development of affinity-based assay systems	9
Nitrogen-doped porous carbon nanomaterials synthesized using a magadiite template as efficient peroxidase mimics for colorimetric detection of ascorbic acid as an antioxidant	9
A cascade signal amplification strategy for the ultrasensitive fluorescence detection of kanamycin base on exonuclease III and mismatched catalytic hairpin assembly	9
Detection scheme of arginine as aptamer target based on particle dissociation in coupled acoustic-gravitational field	9
Direct electrochemical sensing of ethanol gas by utilizing air/water interface at platinum nanohole array electrode	9
Artificial neural network in optimization of bioactive compound extraction: recent trends and performance comparison with response surface methodology	9
Analytical chemistry toward on-site diagnostics	9
Temperature-responsive polymers for bioanalytical systems	9
Recent developments in rapid diagnostic methods for pathogenic bacteria	9
Development of the ultra-weak chemiluminescence method based on luminol reaction for use in the detection of ultra-trace levels of blood	9
Development of quantitative detection methods for four Alzheimer’s disease specific biomarker panels using electrochemical immunosensors based on enzyme immunoassay	9
Small-molecule-based CUT&RUN for G-quadruplex DNA using a cyclic naphthalene diimide–copper complex	9
Development of a HPLC system using a phase-separation multiphase flow as an eluent coupled to a silica-particle packed column	9
Enzyme-aided amplification strategy for sensitive detection of methamphetamine based on fluorescence aptamer sensor	8
Ionic liquid applications in analytical chemistry	8
Corona discharge ionization ion mobility spectrometry for ultra-trace determination of methamphetamine extracted from urine and plasma samples by dispersive liquid–liquid microextraction	8
Correction for the calculated XANES spectra of 1,4,7,10-alkyltetracenes considering the total electron yield (TEY) efficiency of sp2- and sp3-carbon atoms	8
Surface-bubble-modulated liquid chromatography: an experimental strategy for identification of molecular processes of solute retention in reversed-phase separation systems	8
Developing an isoflavone-based fluorescent probe for monitoring carboxylesterase on studying medicine-food homology samples	8
Assay of short-chain carboxylic acids in plasma and urine using gas chromatography after extractive alkylation	8
Method validation for simultaneous determination of four neonicotinoids in vegetables by liquid chromatography	8
Investigation of potential anthropogenic pollution of rare metals in Tama River followed by establishment of a comprehensive multielement analysis of major-to-ultratrace elements in river water and se	8
Analytical evaluation of food quality	8
Plasmon-based colorimetric assay using green synthesized gold nanoparticles for the detection of bisphenol A	8
A pH-mediated field amplification sample stacking technique based on portable microchip electrophoresis heavy metal ion detection system	8
Computational quality-by-design strategy to validate high-performance liquid chromatography method for the estimation of meloxicam in bulk dosage forms and milk samples	8
Electrochemical reactions of highly active nitroxyl radicals with thiol compounds	8
A novel DNA detection using spherical identification probe and strand displacement reaction-initiated silver nanocluster switch	8
Bromine isotope splitting in vibrational spectra of bromoform by time-resolved transient transmission spectroscopy	8
Multiplex microRNA detection	8
Development and application of an analysis method for the determination of rare earth elements in silicate-rich samples by Na2O2 sintering and ICP–MS analysis	8
Study of reactive dyes and their hydrolyzed forms in a real trichromatic dyeing process by capillary electrophoresis with UV detection	8
Pentafluorobenzylpyridinium: new thermometer ion for characterizing the ions produced by collisional activation during tandem mass spectrometry	8
Determination of 25 quaternary ammonium compounds in sludge by liquid chromatography–mass spectrometry	7
Analytical insights for silk science and technology	7
Design of deep-red emissive forced intercalation-induced light-up peptide as an indicator for the HIV-1 TAR RNA-ligand assay: integration of benzo[c,d]indole-quinoline (BIQ) cyanine dye into Tat pepti	7
Low-tech innovation: biomimetic solid-contact potentiometric sensor for nanomolar-level atrazine detection	7
Simultaneous detection of multiple sdhB SNPs in Botrytis cinerea using a universal quenching probe–based LAMP assay	7
Organic polymer-based monoliths: structural design and integration into microreactors and flow analytical systems	7
Progress and prospect: major metabolite analysis of central carbon metabolism with saccharification using mix-mode chromatography-application to multiple parallel fermentation of sake	7
Fluorescent immunoassay for chloramphenicol based on the label-free polyadenine-mediated spherical nucleic acids triggered signal amplification	7
Design of a green ammonia production process by machine learning	7
Solvent properties of ionic liquids on complex formation of Ni(II) ion with molecular liquids	7
Phase-separation multiphase flow: preliminary application to analytical chemistry	7
Mass absorption coefficient in the 200–800 eV region of sp3 carbon atoms measured using self-standing polyethylene thin films	7
Sandwich-type electrochemical immunosensing of CA125 by using nanoribbon-like Ti3C2Tx MXenes and toluidine blue/UIO-66-NH2	7
Separation of an ε-poly-l-lysine derivative by solvent extraction under a controlled interfacial potential difference	7
Analysis and quantification of tritium and other low-level radionuclides present in ALPS-treated water	7
A simple and accurate ratiometric sensor for determination of dopamine based on dual-emission carbon dots	7
Application of post-column reaction gas chromatography with a single reference gas for offshore air and gas seeped from the seafloor samples	7
A colorimetric and fluorometric dual-mode carbon dots probe derived from phenanthroline precursor for the selective detection of Fe2+ and Fe3+	7
Deep eutectic solvents for liquid–liquid extraction	7
Recent advances in the development of 225Ac- and 211At-labeled radioligands for radiotheranostics	7
Hyper-Raman spectroscopy of non-proteinogenic amino acids	7
Trigger-activated autonomous DNA machine for amplified liver cancer biomarker microRNA21 imaging	7
Label-free fluorescence aptasensor for the detection of cadmium(II) ion based on the conformational switching of aptamer and thioflavine T	7
A review of spectroscopic probes constructed from aptamer-binding gold/silver nanoparticles or their dimers in environmental pollutants’ detection	7
Quantitative analysis of powder samples using screen-printing techniques as sample preparation methods for LA-ICP-MS	7
Determination of okadaic acid in scallop using microfluidic-based fluorescence polarization immunoassay	7
Density estimations and comparisons of a fragmented single fiber using X-ray computed tomography	7
Determination of trace perchlorate in river water by ion chromatography with online matrix removal and sample concentration	7
Zirconium-based metal–organic frameworks for pathogen detection	7
Exploiting the catalytic nanozyme activity of liquid phase exfoliated MoSe2 nanosheets for selective colorimetric detection of cadmium (II)	7
Label-free photoelectrochemical immunosensing of α-fetoprotein based on Eu-TiO2 nanocomposites sensitized with dye-encapsulated HMA	7
AuNPs and graphdiyne nanocomposite as robust electrocatalyst for methyl parathion detection in real samples	7
Time-domain nuclear magnetic resonance for serum analysis	6
Study on the classification and identification of various carbonate and sulfate mineral medicines based on Raman spectroscopy combined with PCA-SVM algorithm	6
In situ Raman and X-ray scattering of a single supersaturated aqueous Mg(NO3)2 droplet ultrasonically levitated	6
Preparation of a novel MOF–POPM and its application in online purification and enrichment of oleanolic acid in medicinal plants	6
Room-temperature mL-to-μL quantitative liquid concentration device for cyclone flow	6
A novel TiO2-modified THPP–BCP composite optical waveguide sensor for the determination of ethylenediamine at ppb level	6
Highly sensitive electrochemical sensing of ascorbic acid (vitamin C) using Pd-doped MnO2 supported on carbon quantum dots (Pd-MnO2@CQD) in water and fruit juices	6
Determination of tetrabromobisphenol A and its brominated derivatives in water, sediment and soil by high performance liquid chromatography–tandem mass spectrometry	6
Extracting accurate PDF data from in situ environment of materials using X-ray diffractometer	6
Electrochemical determination of the procyanidins in peanut skin using a carbon nanotube electrode	6
One-pot alkanolamines-assisted synthesis of magnetic mesoporous silica for synthetic dye adsorption	6
Development of practical techniques for simultaneous detection and distinction of current and emerging SARS-CoV-2 variants	6

Accurate evaluation of diffusion coefficient for electroactive analytes in human serum samples using nitrogen-terminated sputtered carbon film electrode	6
Correction: Recent advances in the development of 225Ac- and 211At-labeled radioligands for radiotheranostics	6
Holo/apo conversion two-dimensional urea PAGE for speciation of Fe3+-bound transferrin in serum	6
Reusable magnetic molecular imprinted polymers based on magnetic graphene oxide for selective identification and detection of eugenol in environmental water samples	6
Photostability evaluation of manidipine tablets and structural determination of its photoproducts	6
Al2O3@Ag composite structure as SERS substrate for sensitive detection of sodium thiocyanate	6
Design of triplex-forming peptide nucleic acid-based fluorescent probes for forced intercalation sensing of double-stranded RNA structures	6
A simple spectrophotometric determination of hydrogen peroxide solution via spectral delta from redox reaction with sodium hypochlorite	6
Techniques for high spatial resolution in mass spectrometry	6
Analysis of dog meat adulteration in beef meatballs using non-targeted UHPLC–Orbitrap HRMS metabolomics and chemometrics for halal authentication study	6
A general framework for extrapolation-aware prediction reliability in forward and inverse analyses of Gaussian mixture regression models	6
Colorimetric quantification of vancomycin by highly active nitroxyl radical compounds	6
Manipulating the monomer–dimer transformation of a heptamethine cyanine ligand: near infrared chromogenic recognition of biothiols	6
A novel fluorescence sensor based on Al3+-mediated aggregation of gold nanoclusters for determination of citric acid in beverages	6
A colorimetric fluorescent probe for the detection of carboxylesterase and carbamate pesticides	6
Measurement of atmospheric amines and aminoamides by column adsorption/extraction and hydrophilic liquid chromatography-electrospray-tandem mass spectrometry	6
Sterically hindered phenolic azomethine dyes derived from aliphatic amines: solvatochromism, DFT studies and antioxidant activity	6
Design of skin-permeable organic–inorganic hybrid nanoparticles	6
Sensitive detection of heavy metal stress in aquatic plants by dissolved oxygen-quenched fluorescence/materials movement-induced beam deflection method	6
Investigating the influence of solvent type and pH on protein adsorption onto silica surface by evanescent-wave cavity ring-down spectroscopy	5
Development of methodology for the visual identification of Tributyltin (TBT) in antifouling paint matrices	5
Development of a tetra-primer ARMS–PCR for identification of sika and red deer and their hybrids	5
Development of HPLC system that uses phase-separation multiphase flow as an eluent	5
Virus inactivation effect of hypochlorite solution containing nitrate ions	5
Chemical composition combined with network pharmacology and quality markers analysis for the quality evaluation of Qing-fei-da-yuan granules	5
Algorithm and hyperparameter optimizations for hetero-device classification by near-infrared spectra of falsified and substandard amoxicillin capsules	5
Breath biomarkers for esophageal cancer: identification, quantification, and diagnostic modeling	5
Aptamer regulated peroxidase-like activity of cobalt oxyhydroxide nanosheets for colorimetric detection of kanamycin	5
Evaporation of volatile guest compounds incorporated into solid-state cyclodextrins	5
Highly efficient determination of metal ion in cosmetic samples by reversed-phase liquid–liquid microextraction based on green hydrophobic deep eutectic solvent	5
Development of stopped-flow hyper-CEST NMR method on recirculating hyperpolarization system as applied to void space analysis in polymers	5
Kinetic adsorption of methyl blue dye from aqueous solution by PVC/PVC-based copolymer containing quaternary amine	5
Volatile anticancer drug determination by thermal desorption technique with polydimethylsiloxane-coated macroporous silica adsorbent in gas chromatography–mass spectrometry	5
Sensitive electrochemical sensing of imidacloprid based on graphdiyne/carbon nanotubes nanohybrids	5
Development and validation of UV spectrophotometric method for estimation of naringenin in phytosomal formulation: interlaboratory comparison, capability, and statistical analysis	5
Nitrogen K-edge X-ray adsorption near-edge structure spectroscopy of chemically adsorbed ammonia gas on clay minerals and the 15N/14N-nitrogen isotopic fractionation	5
Evaluation of reflective fiber-optic surface plasmon resonance sensor for monitoring scale deposition	5
Simultaneous determination of glyphosate, glufosinate, and their metabolites in honey using liquid chromatography-tandem mass spectrometry and solid-phase extraction	5
Development of a highly efficient solubilization method for mass spectrometric analysis of phospholipids in living single cells	5
Surface-modified carbon quantum dot for enhanced fluorescent-sensing of hexagonal valent chromium	5
Correction: Detection of lard adulteration in 3 kinds of vegetable oils by liquid chromatography–mass spectrometry with porous graphite carbon column	5
Flower-like WSe2 used as bio-matrix in ultrasensitive label-free electrochemical immunosensor for human immunoglobulin G determination	5
Poly(para toluene sulphonic acid) and gold nanoparticles modified glassy carbon electrode for simultaneous voltammetric sensing of xanthine and hypoxanthine	5
A new application of continuous sample drop flow microextraction using octanoic acid as a green extraction solvent for the determination of antibiotic drugs in urine samples	5
Determination of the total antioxidant capacity of the Chinese tea based on a novel “peroxidase/zirconium phosphonate”composite electrochemical sensor	5
Tritium concentration in the modern commercial D2O reagents	5
Recent development of eco-friendly nanocomposite carbon paste electrode for voltammetric determination of Cd(II) in real samples	5
Simultaneous detection of elements and molecules using laser ablation-ICP-MS/MS	5
Effect of air bubbles on the membrane filtration of rhodamine B	5
First implementation of a polymer–polymer aqueous two-phase system to improve lateral-flow immunoassay sensitivity via dextranase integration on paper	5
Rapid detection of four polycyclic aromatic hydrocarbons in drinking water by constant-wavelength synchronous fluorescence spectrometry	5
Method for correcting the temperature dependence of field-type glass electrode pH sensors	5
Determination of copper and cobalt in different tea samples at trace levels by FAAS after preconcentration with a novel iron PAMAM-OH-encapsulated magnetic nanoparticle as SPE sorbent	5
SERS detection of uranyl based on MOF-coated gold nanooctahedron hybrid	5
Sorting differentiated mammalian cells using deterministic lateral displacement microfluidic devices	5
Detection of lard adulteration in 3 kinds of vegetable oils by liquid chromatography–mass spectrometry with porous graphite carbon column	5
A highly selective sensor based on p-tetranitrocalix[4]arene-capped copper nanoparticles for colorimetric and bare-eye detection of cyclophosphamide	5
Direct visualization of phase-separation multiphase flow in a silica bead-packed microchannel using fluorescence microscopy	5
Cost-effective formaldehyde assay platform for multi-sample analysis in one run based on pervaporation coupled with a biodegradable sensor and a simple heat control unit	5
Efficient separation of americium by a mixed solvent of two extractants, a diamideamine and a nitrilotriacetamide	5
Progress and prospect in analytical science and technology	5
Comparison of the fluctuations of the signals measured by ICP-MS after laser ablation of powdered geological materials prepared by four methods	5
Correction: Mesoporous polydopamine microspheres for rapid ppb-level ultra-sensitive formaldehyde detection	5
Facile synthesis of amino-modified magnetic covalent organic framework for the efficient extraction and determination of anionic azo dyes in carbonated beverages	5
Determination of antibiotics by amperometry using nortropine N-oxyl, a highly active nitroxyl radical	5
Effect of ligand alkyl chain length on lanthanide extraction using liposomes incorporating diglycolamic acid	5
A colorimetric aptasensor for detecting ochratoxin A based on label-free aptamer and gold nanozyme	5
Lateral flow immunoassay device to detect staphylococcal enterotoxin B (SEB) in durian candy	5
Simplified capture, extraction, and amplification of cellular DNA from water samples	5
Electrochemical analysis of miRNA for liquid biopsy	5
Uniform shear-induced platelet aggregation analysis via microfluidics fabricated from 3D-printed mold: a rapid platform for antiplatelet drug assessment	5