OOIR: Observatory of International Research

Papers

(The H4-Index of Clinical Chemistry is 34. 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
Cardiac Troponin I or T for the Diagnosis of Myocardial Infarction and Prediction of Outcomes—Does It Matter?	140
Cerebrospinal Fluid Homovanillic and 5-Hydroxyindoleacetic Acids in a Large Pediatric Population; Establishment of Reference Intervals and Impact of Disease and Medication	101
Persistently Positive Urine Amphetamines Confirmation Testing	90
Using Both Plasma and Urine Donor-Derived Cell-Free DNA to Identify Various Renal Allograft Injuries	88
Are Anti-Receptor–Binding Domain Antibodies Still a Relevant Proxy for Monitoring SARS-CoV-2 Neutralizing Activity in the Omicron Era?	72
B-090 Evaluation of Clinical Serology Assays Through the Development of Linearity Materials for aHBs IgG, Rubella IgG, and Toxoplasma IgG	63
Commentary on Understanding Elevated Vitamin D Measurements to Uncover Hypercalcemia Etiology	59
Clinical Chemistry’s Invited Reviewers 2021	59
Unexpected Persistently Increased Intraoperative Parathyroid Hormone Concentrations in a Patient with Primary Hyperparathyroidism	57
Correction to: Driving Under the Influence of Cannabis: Impact of Combining Toxicology Testing with Field Sobriety Tests	56
Low Free T4 in a 13-Year-Old Girl with Short Stature and Blurry Vision	55
B-097 Storage Stability of HbA1c in Whole Blood Tubes at Room Temperature on the Abbott Alinity c Clinical Chemistry System	53
B-247 Rapid and Field-deployable Microchip-based Real-time PCR for Hepatitis B Virus DNA Detection	51
A-292 The Use of Third-Party Controls During Covid-19 Pandemic: An Alternative to the Lack of Other Respiratory Infections	50
A-194 Intravenous Fluid Contamination of Basic Metabolic Panels Is Underrecognized by Manual Workflows	50
B-255 Engineered Reverse Transcriptases and Taq DNA Polymerases Deliver Robust Yield in the Presence of Clinically Relevant Inhibitors	49
A-339 Utomated Flow of a Non-invasive Fetal Gender Determination Lab-developed Molecular Test	47
A-142 Comparison of Alinity c Hemoglobin A1c Immunoassay with Premier Hb9210 Automated HPLC Assay: Very Few Patients May be Outside Reportable Range Using Alinity c.	47
B-276 Preservation of Proteomic Inflammatory Biomarkers signal in a Saliva Multiomic Buffer at Room Temperature	46
B-305 A Novel Dilute-n-shoot Method for Quantitating Isotonitazene and Desmetonitazene in Human Urine By LC/MS	46
A-117 Performance Evaluation of five Sentinel Diagnostics’ Assays on Beckman Coulter DxC 500 AU Clinical Chemistry Analyzer	46
A-023 Performance Evaluation of the Atellica IM High-Sensitivity Troponin I Assay on the Atellica CI 1900 Analyzer	44
A-377 The Selection and Implementation of POC Illicit Drug Toxicology Testing in Hamad Medical Corporation - Doha, Qatar	44
B-011 Analytical Validation of a New Vasoactive Intestinal Peptide Radioimmunoassay	42
A-390 Implementation of the New GEM Hemochron 100 Point-of-care Coagulation System for Heparin Monitoring During Cardiopulmonary Bypass Procedures	39

B-080 Analytical Performance of ESPLINE HTLV-I/II	38
Commentary on A Differential Diagnosis of Thrombotic Microangiopathy in a 7-Year-Old Girl	38
B-110 Validation of Digital and Automated anti-dsDNA IFA Interpretations Using the dIFine Automated Fluorescent Microscope System	38
Prenatal Hemoglobinopathy Evaluation	37
A-173 Evaluation of Artificial Intelligence (AI)-assisted Flow Cytometry Analysis for Plasma Cell Neoplasms	35
A-249 Theranostic Algorithm: sensitivity and Specificity of a Composite Index Test for Guiding Treatment in Severe COVID-19	35
Clinical Chemistry's Invited Reviewers 2024	35
A-143 Comparative Evaluation of K2EDTA Performance in Multinational Vacutainers: A Case Study of “DBO” by Schraubg and “BD” by Becton, Dickinson	34
B-253 Using biomarkers in recurrent renal stone formers to detect silent stones	34