A comparison of pooled, fresh-frozen, and lyophilized sera as a matrix for enzyme proficiency testing: the experience of the Ontario Laboratory Proficiency Testing Program.
Henderson
A R
AR
Department of Laboratory Medicine, University Campus, London Health Sciences Center, Ontario, Canada.
Webb
S
S
Richardson
H
H
Wood
D E
DE
D000469:Alkaline Phosphatase / Q000097:blood*; D001774:Blood Chemical Analysis / Q000379:methods* / Q000706:statistics & numerical data; D003402:Creatine Kinase / Q000097:blood*; D003625:Data Collection; D005069:Evaluation Studies as Topic; D005612:Freeze Drying; D005615:Freezing; D006801:Humans; D009864:Ontario; D011786:Quality Control; D015203:Reproducibility of Results
D003402:Creatine Kinase; D000469:Alkaline Phosphatase