OOIR: Observatory of International Research

Papers

(The TQCC of Acta Oncologica is 7. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-08-01 to 2026-08-01.)

Article	Citations
Evaluation of in vitro irradiation setup: Designed for the horizontal beamline at the Danish Centre for Particle Therapy	80
Use of PD-1 inhibitors in patients with end-stage renal disease: safety and clinical outcomes from real-world data	37
Corrigendum: Surgical decision-making following neoadjuvant immunotherapy for dMMR rectal cancer; case reports and review of the literature	35
Capecitabine monotherapy as first-line treatment in advanced HER2-normal breast cancer – a nationwide, retrospective study	29
Extensive genomic analysis in patients with KRAS-mutated solid tumors shows high frequencies of concurrent alterations and potential targets but has limited clinical impact	28
Methylphenidate for treating fatigue in palliative cancer care – effect and side effects in real-world data from a palliative care unit	28
Temporal changes in childhood cancer incidence and survival by stage at diagnosis in Australia, 2000–2017	27
Benefit finding, posttraumatic growth and health-related quality of life in long-term cancer survivors: a prospective population-based study	25
ctDNA-guided adjuvant treatment after radical-intent treatment of metastatic spread from colorectal cancer—the first interim results from the OPTIMISE study	24
Socioeconomic inequality in cancer in the Nordic countries. A systematic review	23
A study of microRNAs as new prognostic biomarkers in anal cancer patients	23
Health-Related Quality of Life in Danish Cancer Survivors Referred to a Late Effects Clinic: A Prospective Cohort Study	22
The first decade of the Danish Palliative Care Database: improvements and ongoing challenges in the quality and use of specialised palliative care	22
Prediction of plan adaptation in head and neck cancer proton therapy using clinical, radiographic, and dosimetric features	22
The effect of tinzaparin on biomarkers in FIGO stages III-IV ovarian cancer patients undergoing neoadjuvant chemotherapy – the TABANETOC trial: study protocol for a randomized clinical multicenter tri	21
Malignancy rates of salivary gland tumors in Greenlandic Inuit comparable to non-endemic populations; epidemiological mapping of salivary gland tumors 1990–2019	21
Dosimetric predictors of acute bowel toxicity after Stereotactic Body Radiotherapy (SBRT) in the definitive treatment of localized prostate cancer	19
Influence of radiotherapy technique on incidental dose to the whole ventricular system in focal irradiation of nongerminomatous germcell tumours	19
Use of 5α-reductase inhibitors and survival of oesophageal and gastric cancer in a nationwide Swedish cohort study	18
Socioeconomic position and the pre-diagnostic interval among patients diagnosed with head and neck squamous cell carcinoma - a population-based study from DAHANCA	17
Complications after proton radiotherapy in children, focusing on severe late complications. A complete Swedish cohort 2008–2019	17
Hybrid planning techniques for early-stage left-sided breast cancer: dose distribution analysis and estimation of projected secondary cancer-relative risk	17
Clinical implication of genetic intratumor heterogeneity for targeted therapy in head and neck cancer	17
Script-based automatic radiotherapy planning for cervical cancer	16
Unusual cases of sinonasal malignancies: a letter to the editor on HPV-positive sinonasal squamous cell carcinomas	16

Long-term characterization of MRI-morphologic alterations after active motion-compensated liver SBRT: a multi-institutional pooled analysis	16
The national incidence of chondrosarcoma of bone; a review	16
CRCBaSe: a Swedish register-based resource for colorectal adenocarcinoma research	16
Evaluation of statin use and renal cell carcinoma risk identifies sex-specific associations with RCC subtypes	16
Carbon-fiber alternative to the commercial gating surrogate for the Varian Truebeam™	16
Survival benefit of prophylactic cranial irradiation in limited-stage small-cell lung cancer in modern magnetic resonance imaging staging: a systematic review and meta-analysis	15
Post radiation mucosal ulcer risk after a hypofractionated stereotactic boost and conventional fractionated radiotherapy for oropharyngeal carcinoma	15
Unchanged perfusion in normal-appearing white and grey matter of glioma patients nine months after proton beam irradiation	15
Pharmacogenomics guided dosing for fluoropyrimidine and irinotecan chemotherapies for patients with cancer (PACIFIC-PGx): study protocol of a multicentre clinical trial	15
Splenectomised Hodgkin lymphoma patients: does severe pneumococcal disease pose a problem today and what is the best long-term strategy?	15
Testosterone replacement therapy is not associated with increased prostate cancer incidence, prostate cancer-specific, or cardiovascular disease-specific mortality in Finnish men	15
The impact of short-course hypofractionated radiotherapy on multimodality treatment utilisation, compliance, and outcome in glioblastoma patients: a Danish patterns of care study	15
Volumetric changes of the parotid gland during IMRT based on mid-treatment imaging: implications for parotid stem cell sparing strategies in head and neck cancer	15
Mandible osteoradionecrosis after high-dose radiation therapy for head and neck cancers: risk factors and dosimetric analysis	14
When breast cancer comes to the ICU: outcomes and prognostic factors	14
The evolution of precision oncology: The ongoing impact of the Drug Rediscovery Protocol (DRUP)	14
Evaluation of sex inequity in lung-cancer-specific survival	14
Proton range uncertainty caused by synthetic computed tomography generated with deep learning from pelvic magnetic resonance imaging	13
Statin therapy and anthracycline-related cardiac dysfunction: a meta-analysis of randomized clinical trials	13
Influence of various assumptions for the individual TNM components on the TNM stage using Nordic cancer registry data	13
Initial investigation of using Norwegian health data for the purpose of external comparator arms - an example for non-small cell lung cancer	13
Treatment patterns, survival, and healthcare utilisation and costs in patients with locally advanced and metastatic bladder cancer in Denmark 2015–2020	12
Treatment-related mortality among children with cancer in Denmark during 2001-2021	12
Are education and cohabitation associated with health-related quality of life and self-management during breast cancer follow-up? A longitudinal study	12
Should adjuvant radiotherapy be used in atypical meningioma (WHO grade 2) following gross total resection? A systematic review and Meta-analysis	12
Gender Difference in sidE eFfects of ImmuNotherapy: a possible clue to optimize cancEr tReatment (G-DEFINER): study protocol of an observational prospective multicenter study	12
Patient-reported outcomes after curative treatment for prostate cancer with prostatectomy, primary radiotherapy or salvage radiotherapy	12
The first direct method of spot sparsity optimization for proton arc therapy	12
Desmoplastic non-infantile ganglioglioma mimicking diffuse leptomeningeal glioneuronal tumor: precision diagnostics and therapeutic implications	12
Hormone receptor mRNA and protein levels as predictors of premenopausal tamoxifen benefit	11
Laryngeal cancer relative survival trends from 1972 to 2021 in the Nordic countries	11
An experimental setup for proton irradiation of a murine leg model for radiobiological studies	11
Reduction of elective lymph node volume in radiotherapy of early anal squamous cell cancer: a comparative study between two Swedish university hospitals	11
Protontherapy to maintain local control of head and neck paragangliomas	11
Large scale experience of two ultrahypofractionated 5 fractions regimes after breast conserving surgery from a single centre	11
Management and outcomes after neoadjuvant treatment for locally advanced breast cancer in older versus younger women	11
Molecular analysis and favorable clinical outcomes in real-world patients with metastatic renal cell carcinoma	11
Current treatment landscape of HR+/HER2− advanced breast cancer in the Nordics: a modified Delphi study	11
Psychobiological stress response to a lung cancer diagnosis: a prospective study of patients in Iceland and Sweden	11
Predictive value of micro-RNA expression profiling in pediatric desmoid fibromatosis	10
Impact on Health-Related quality of life after wearing compression garment or not for six months in women with mild breast cancer-related arm lymphedema. A cross-sectional study	10
Brain radiotherapy in patients treated for a newly diagnosed primary central nervous system lymphoma: professional practice evaluation in 19 French centers	10
Physical and psychological symptom burden in patients and caregivers during follow-up care after curative surgery for cancers in the pancreas, bile ducts or duodenum	10
A national repository of complete radiotherapy plans: design, Results, and experiences	10
Pilot implementation of MiLES: a web-based intervention targeted at managers with the aim of enhancing the successful return to work of employees with cancer	10
Comparison of different 2D muscle indexes measured at the level of the 3rd lumbar vertebra in survival prediction in patients with renal cell carcinoma	10
Interventions for work participation of unemployed or work-disabled cancer survivors: a systematic review	10
FOLFIRI in advanced platinum-resistant/refractory small-cell lung cancer: a retrospective study	10
Multi-center comparison between proton and photon plans for mediastinal lymphomas	10
Uncommon metachronous multiple sites recurrences of metastatic osteosarcoma cured by surgery: a case report	10

The risk of radiation-induced neurocognitive impairment and the impact of sparing the hippocampus during pediatric proton cranial irradiation	10
A cohort study of COVID-19 infection in pediatric oncology patients plus the utility and safety of remdesivir treatment	10
Impact of previous depression on the risk of suicide among prostate cancer patients	10
Acute normal tissue responses in a murine model following fractionated irradiation of the head and neck with protons or X-rays	9
The ultimate local failure rate after the watch-and-wait strategy for rectal cancer: a systematic review of literature and meta-analysis	9
Cardiovascular risk factors, radiation therapy, and myocardial infarction among lymphoma survivors	9
5-Year survival in Danish patients with advanced non-small cell lung cancer treated with immune checkpoint inhibitor monotherapy	9
Patient-centered development ofEmbrace Pain: an online acceptance and commitment therapy intervention for cancer survivors with chronic painful chemotherapy-induced peripheral neuropathy	9
Quality of life and mental health in real-world patients with resected stage III/IV melanoma receiving adjuvant immunotherapy	9
Lung cancer registries in Denmark, Finland, Norway and Sweden: a comparison and proposal for harmonization	9
Prospective randomised phase II trial evaluating adjuvant pelvic radiotherapy using either IMRT or 3-Dimensional planning for endometrial cancer	9
Classification of laterality and mastectomy/lumpectomy for breast cancer patients for improved performance of deep learning auto segmentation	9
Impact of the COVID-19 pandemic on number and stages of tumors – data of a German cancer registry	9
Importance of tumor volume, overall treatment time and fractionation sensitivity for p16-positive and p16-negative oropharyngeal tumors	9
Perceived burden and need for support among caregivers of cancer patients	9
Work and education interruption in long-term Hodgkin lymphoma survivors: an analysis among patients from nine EORTC-LYSA trials	9
Sexually transmitted diseases in cancer patients diagnosed under the age of 20 years – a national registry-based cohort study from Finland	8
Neurotrophic tyrosine receptor kinase gene fusions in adult and pediatric patients with solid tumors: a clinicogenomic biobank and record linkage study of expression frequency and patient characterist	8
Societal costs of ovarian cancer in a population-based cohort – a cost of illness analysis	8
Digital solution in the follow-up of early breast cancer a randomized study	8
Commentary to ‘Incidence of vestibular schwannoma in Finland, 1990–2017’ Pediatric vestibular schwannomas: an overlooked epidemiological aspect?	8
Referral patterns of GIST patients: data from a nationwide study	8
Discontinuation of imatinib in patients with oligometastatic gastrointestinal stromal tumour who are in complete radiological remission: a prospective multicentre phase II study	8
The booster dose of BNT162b2 mRNA vaccine in patients after hematopoietic stem cell transplantation: humoral and clinical response and serological conversion predictors	8
Electron beam radiotherapy for the management of squamous cell carcinoma of the anal margin	8
The iBLAD app protocol – a national, exploratory study on a multimodality smartphone app in bladder cancer for better understanding symptoms, quality of life and need for supportive care	8
Multimodal prehabilitation in elective oncological colorectal surgery enhances preoperative physical fitness: a single center prospective real-world data analysis	8
High levels of health-related quality of life five years after curative treatment of prostate cancer with HDR-brachytherapy and external beam radiation	8
Experimental validation of a novel method of dose accumulation for the rectum	8
Diagnosis of locally recurrent head and neck squamous cell carcinoma in the Nordic HNC centers and feasibility of the Odense-Birmingham definition	7
Patient-reported lower limb edema after primary radiotherapy for prostate cancer	7
Hot dots – which nodes should be removed in sentinel lymph node biopsy for melanoma?	7
Clinical outcomes of ALK + non-small cell lung cancer in Denmark	7
Correction	7
Risk factors for seroma formation after axillary lymph node dissection with special focus on the impact of early shoulder exercise	7
Nordic anal cancer (NOAC) group consensus guidelines for risk-adapted delineation of the elective clinical target volume in anal cancer	7
Effectiveness of physiotherapy interventions on improving quality of life, total neuropathy score, strength and reducing pain in cancer survivors suffering from chemotherapy-induced peripheral neuropa	7
Progress against lung cancer, Denmark, 2008–2022	7
Outcomes of fractionated CyberKnife radiosurgery in patients with choroidal malignant melanoma	7
The impact of baseline health factors on second primary cancer risk after radiotherapy for prostate cancer	7
Diagnosis and treatment of breast cancer in Denmark during the COVID-19 pandemic: a nationwide population-based study	7
Cervical, liver and stomach cancer incidence and mortality in non-Western immigrant women: a retrospective cohort study from four Nordic countries	7
Predictive factors for prolonged sick leave in breast cancer patients treated with adjuvant therapies: a retrospective registry study	7
High-dose hydroxyurea with differentiating agents for treating ultra-high-risk acute promyelocytic leukemia in resource-challenged settings	7
Amivantamab compared with real-world therapies in patients with advanced non-small cell lung cancer EGFR Exon 20 insertion mutations after platinum-based chemotherapy	7
Sexual functioning, sexual enjoyment, and body image in Norwegian breast cancer survivors: a 12-year longitudinal follow-up study and comparison with the general female population	7
The potential for local ablative therapy of oligometastases in head and neck squamous cell carcinoma: a real-world data analysis	7
Association of patient-reported pain with survival in bladder cancer: a post-hoc analysis of the iBLAD trial	7
Familial features affecting the melanoma risk in CDKN2A -negative melanoma families: a study based on the Swedish Cancer Registry	7
Somatostatin receptor expression in Merkel cell carcinoma: correlation with clinical data	7
Nordic 2023 guidelines for the diagnosis and treatment of lung neuroendocrine neoplasms	7
Clinical implications of dose to functional lung volumes in the trimodality treatment of esophageal cancer	7