OOIR: Observatory of International Research

Papers

(The TQCC of Biochemia Medica is 4. 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 2021-06-01 to 2025-06-01.)

Article	Citations
Antiphospholipid antibodies in patients with antiphospholipid syndrome	107
CLSI-based verification and de novo establishment of reference intervals for common biochemical assays in Croatian newborns	24
The influence of calibration on bias in quality control and patient results for TSH on Vitros XT 7600 analyzer	19
Proposal for delta check limits of frequently requested hormones using real-world data	19
Concordance of apolipoprotein B concentration with the Friedewald, Martin-Hopkins, and Sampson formulas for calculating LDL cholesterol	17
Androgens in women: Establishing reference intervals for dehydroepiandrostenedione sulphate and androstenedione on the Roche Cobas	16
Recommendations for the application and follow-up of quality controls in medical laboratories	16
The apparent prevalence, the true prevalence	16
Extracellular vesicles and glycans	15
Two cases with discrepancy in the quantitative cytological assessment of cerebrospinal fluid in neonatal samples using light microscopy in comparison with Sysmex XN-1000	15
A case report of biclonal immunoglobulin D lambda/lambda multiple myeloma in patient with liver echinococcosis	13
Interference of anti-nuclear antibodies on determination of anti-neutrophil cytoplasmic antibodies in patients suspected of vasculitis	13
Contribution of the laboratory to a diagnosis process by sequential reflective testing: Paraprotein interference on a direct bilirubin assay	11
A case of vitamin B12 deficiency neurological syndrome in a young adult due to late-onset cobalamin C (CblC) deficiency	10
A case of discrepant laboratory results in samples obtained from a central venous catheter and peripheral veins: when solving a pre-analytical mystery could improve patient care	10
Acquired hemophilia A secondary to SARS-CoV-2 pneumonia	10
Survey on reporting of epithelial cells in urine sediment as part of external quality assessment programs in Brazilian laboratories	10
Determination of cystatin C reference interval for children in Croatia	9
Evaluation of preanalytical and postanalytical phases in clinical biochemistry laboratory according to IFCC laboratory errors and patient safety specifications	9
Detection of preanalytical errors in arterial blood gas analysis	8
Blood alcohol concentration in the clinical laboratory: a narrative review of the preanalytical phase in diagnostic and forensic testing	7
Interpretative comments - need for harmonization? Results of the Croatian survey by the Working Group for Post-analytics	7
Analysis of single comments left for bioRxiv preprints till September 2019	7
Post-treatment neutrophil to lymphocyte ratio as a prognostic tool in patients treated with tocilizumab for severe COVID-19 pneumonia	7
An analysis of the vitamin D overtesting in a tertiary healthcare centre	6

Introducing prediction intervals for sample means	6
Complete blood count alterations in COVID-19 patients	6
Wilfully submitting to and publishing in predatory journals - a covert form of research misconduct?	6
Effects of specimen haemolysis on complete blood count results by Abbott Alinity hq System	6
Moving average procedures as an additional tool for real-time analytical quality control	6
Inter-rater reliability assessment for the new-born screening quality assurance	6
Performance evaluation of the high sensitive troponin I assay on the Atellica IM analyser	5
What did CRISPR-Cas9 accomplish in its first 10 years?	5
Negligible effect of vitamin D supplementation on exacerbation in patients with chronic obstructive pulmonary disease	5
Verification of a 6-part differential haematology analyser Siemens Advia 2120i	5
Strategic use of Big Data	5
Detection of macroenzymes	5
Telomere length and oxidative stress in small cell lung cancer patients: changes through chemotherapy cycles compared to healthy controls	5
Elevated plasma pyruvate kinase M2 concentrations are associated with the clinical severity and prognosis of coronary artery disease	5
Reply to letters to the editor entitled “Bias, the unfinished symphony” and “Bias estimation for Sigma metric calculation arithmetic mean versus quadratic mean”	5
Urinary brain-derived neurotrophic factor and nerve growth factor as noninvasive biomarkers of overactive bladder in children	5
Reporting LDL cholesterol results by clinical biochemistry laboratories in Czechia and Slovakia to improve the detection rate of familial hypercholesterolemia	5
Laboratory medicine and sports	5
Your article needs revision? – How to improve it successfully and answer to the reviewers’ comments	4
The comparison of the three assays for determination of fecal calprotectin in inflammatory bowel disease	4
Defining laboratory medicine: a circle cannot be squared	4
Use of Hoteling’s T2 multivariate control chart for effective monitoring of a laboratory test with a 3-level quality control scheme	4
Bilirubin – new insights into an old molecule	4
Challenges of providing biochemistry results in a patient with Evans syndrome	4
Seroprevalence of SARS-CoV-2 in Croatian solid-organ transplant recipients	4
Diagnostic challenges of diabetic kidney disease	4
Seroprevalence of SARS-CoV-2 infection among children in Children’s Hospital Zagreb during the initial and second wave of COVID-19 pandemic in Croatia	4