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 2021-11-01 to 2025-11-01.)

Article	Citations
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	23
Concordance of apolipoprotein B concentration with the Friedewald, Martin-Hopkins, and Sampson formulas for calculating LDL cholesterol	21
Proposal for delta check limits of frequently requested hormones using real-world data	20
Antiphospholipid antibodies in patients with antiphospholipid syndrome	19
Androgens in women: Establishing reference intervals for dehydroepiandrostenedione sulphate and androstenedione on the Roche Cobas	13
Extracellular vesicles and glycans	12
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	11
The apparent prevalence, the true prevalence	10
A case report of biclonal immunoglobulin D lambda/lambda multiple myeloma in patient with liver echinococcosis	10
Two cases with discrepancy in the quantitative cytological assessment of cerebrospinal fluid in neonatal samples using light microscopy in comparison with Sysmex XN-1000	10
Interference of anti-nuclear antibodies on determination of anti-neutrophil cytoplasmic antibodies in patients suspected of vasculitis	9
The association between cholesterol efflux capacity and apolipoprotein A1	9
A case of vitamin B12 deficiency neurological syndrome in a young adult due to late-onset cobalamin C (CblC) deficiency	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
Acquired hemophilia A secondary to SARS-CoV-2 pneumonia	8
Determination of cystatin C reference interval for children in Croatia	7
The impact of demand management on vitamin D testing	6
Blood alcohol concentration in the clinical laboratory: a narrative review of the preanalytical phase in diagnostic and forensic testing	6
Evaluation of preanalytical and postanalytical phases in clinical biochemistry laboratory according to IFCC laboratory errors and patient safety specifications	6
Detection of preanalytical errors in arterial blood gas analysis	6
Moving average procedures as an additional tool for real-time analytical quality control	5
Post-treatment neutrophil to lymphocyte ratio as a prognostic tool in patients treated with tocilizumab for severe COVID-19 pneumonia	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
Inter-rater reliability assessment for the new-born screening quality assurance	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
Laboratory medicine and sports	5
Interpretative comments - need for harmonization? Results of the Croatian survey by the Working Group for Post-analytics	5
An analysis of the vitamin D overtesting in a tertiary healthcare centre	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	4
Performance evaluation of the high sensitive troponin I assay on the Atellica IM analyser	4
Detection of macroenzymes	4
What did CRISPR-Cas9 accomplish in its first 10 years?	4
Strategic use of Big Data: implementing reference intervals for serum folate and serum cobalamin	4
Telomere length and oxidative stress in small cell lung cancer patients changes through chemotherapy cycles compared to healthy controls	4
Reporting LDL cholesterol results by clinical biochemistry laboratories in Czechia and Slovakia to improve the detection rate of familial hypercholesterolemia	4
Paraoxonase and arylesterase activity of paraoxonase 1 and oxidative stress parameters in cervical intraepithelial neoplasia	3
Diagnostic challenges of diabetic kidney disease	3
Use of Hoteling’s T2 multivariate control chart for effective monitoring of a laboratory test with a 3-level quality control scheme	3
Challenges of providing biochemistry results in a patient with Evans syndrome	3
Analytical verification of the Dymind D7-CRP automated analyser	3
Bilirubin – new insights into an old molecule	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
Influence of LDL cholesterol and Lp(a) on monocytes and macrophages in atherosclerosis	3
Post-exercise creatine kinase variability: a literature review	3
Negligible effect of vitamin D supplementation on exacerbation in patients with chronic obstructive pulmonary disease	3