OOIR: Observatory of International Research

Papers

(The TQCC of Biochemia Medica is 3. 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 2022-01-01 to 2026-01-01.)

Article	Citations
CLSI-based verification and de novo establishment of reference intervals for common biochemical assays in Croatian newborns	28
The influence of calibration on bias in quality control and patient results for TSH on Vitros XT 7600 analyzer	24
Proposal for delta check limits of frequently requested hormones using real-world data	23
Concordance of apolipoprotein B concentration with the Friedewald, Martin-Hopkins, and Sampson formulas for calculating LDL cholesterol	22
Antiphospholipid antibodies in patients with antiphospholipid syndrome	21
Androgens in women: Establishing reference intervals for dehydroepiandrostenedione sulphate and androstenedione on the Roche Cobas	14
Extracellular vesicles and glycans	13
National recommendations of the Working group for laboratory diagnostics of autoimmune diseases of the Croatian Society of Medical Biochemistry and Laboratory Medicine: Assessment of antineutrophil cy	13
A case report of biclonal immunoglobulin D lambda/lambda multiple myeloma in patient with liver echinococcosis	12
The apparent prevalence, the true prevalence	12
Interference of anti-nuclear antibodies on determination of anti-neutrophil cytoplasmic antibodies in patients suspected of vasculitis	11
The association between cholesterol efflux capacity and apolipoprotein A1	10
Acquired hemophilia A secondary to SARS-CoV-2 pneumonia	8
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	8
A case of vitamin B12 deficiency neurological syndrome in a young adult due to late-onset cobalamin C (CblC) deficiency	8
Determination of cystatin C reference interval for children in Croatia	8
Two cases with discrepancy in the quantitative cytological assessment of cerebrospinal fluid in neonatal samples using light microscopy in comparison with Sysmex XN-1000	8
Detection of preanalytical errors in arterial blood gas analysis	7
The impact of demand management on vitamin D testing	7
Inter-rater reliability assessment for the new-born screening quality assurance	6
Evaluation of preanalytical and postanalytical phases in clinical biochemistry laboratory according to IFCC laboratory errors and patient safety specifications	6
Post-treatment neutrophil to lymphocyte ratio as a prognostic tool in patients treated with tocilizumab for severe COVID-19 pneumonia	6
Blood alcohol concentration in the clinical laboratory: a narrative review of the preanalytical phase in diagnostic and forensic testing	6
Moving average procedures as an additional tool for real-time analytical quality control	5
Telomere length and oxidative stress in small cell lung cancer patients changes through chemotherapy cycles compared to healthy controls	5

Introducing prediction intervals for sample means	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
Strategic use of Big Data: implementing reference intervals for serum folate and serum cobalamin	5
Interpretative comments - need for harmonization? Results of the Croatian survey by the Working Group for Post-analytics	5
Verification of a 6-part differential haematology analyser Siemens Advia 2120i	5
Urinary brain-derived neurotrophic factor and nerve growth factor as noninvasive biomarkers of overactive bladder in children	5
An analysis of the vitamin D overtesting in a tertiary healthcare centre	5
Laboratory medicine and sports	5
Claudins proteins in brain tumors: expression patterns and therapeutic target	4
Detection of macroenzymes	4
Performance evaluation of the high sensitive troponin I assay on the Atellica IM analyser	4
Reporting LDL cholesterol results by clinical biochemistry laboratories in Czechia and Slovakia to improve the detection rate of familial hypercholesterolemia	4
What did CRISPR-Cas9 accomplish in its first 10 years?	4
Diagnostic challenges of diabetic kidney disease	3
Verification of Atellica 1500 and comparison with Iris urine analyser and urine culture	3
A novel approach for more precise quantification of M-protein using variables derived from immunosubtraction electropherogram and associated biochemistry analytes	3
Cardiac biomarkers in term newborns with common pathological conditions during the first 24 hours postpartum	3
Negligible effect of vitamin D supplementation on exacerbation in patients with chronic obstructive pulmonary disease	3
Post-exercise creatine kinase variability: a literature review	3
Influence of LDL cholesterol and Lp(a) on monocytes and macrophages in atherosclerosis	3
Paraoxonase and arylesterase activity of paraoxonase 1 and oxidative stress parameters in cervical intraepithelial neoplasia	3
Use of Hoteling’s T2 multivariate control chart for effective monitoring of a laboratory test with a 3-level quality control scheme	3
Bilirubin – new insights into an old molecule	3
Challenges of providing biochemistry results in a patient with Evans syndrome	3
Analytical verification of the Dymind D7-CRP automated analyser	3