quality control - eqas - hematology - Leucocyte differential count, 3 or 5 part. diff., automated, Diagon D-cell, Horiba, Nexsus, Mindray, Orphee Mythic, Siemens Advia, Sysmex XT/XE/XS/XN, 2 samples, 1 evaluation report, Qualicont, analytes: WBC, RBC, Hb, HCT, PLT, code 613S, survey in 2025.05