Assessing precision, bias, and sigma metrics of 22 measurands using Ricos and EFLM specifications and implementation of internal quality control procedure in clinical chemistry laboratoryon March 3, 2026 at 4:25 pm March 3, 2026 by ccinfoadmin Publication date: March 2026 Source: Clinical Biochemistry, Volume 142 Author(s): Khouloud Hkimi, Sonia Gara