Reference materials and reference measurement systems in laboratory medicine. Networks of Reference Laboratories.
Siekmann
L
L
Institut für Klinische Biochemie, Universität Bonn, Germany.
Doumas
B T
BT
Thienpont
L
L
Schumann
G
G
D002138:Calibration; D002624:Chemistry, Clinical / Q000592:standards*; D019058:Community Networks; D006801:Humans; D007373:Interinstitutional Relations; D007391:International Cooperation; D007753:Laboratories / Q000592:standards*; D012015:Reference Standards; D015203:Reproducibility of Results; D014944:World Health Organization