[Problems involved in the use of the reference serum].
D000410:Alanine Transaminase / Q000097:blood; D000469:Alkaline Phosphatase; D001219:Aspartate Aminotransferases / Q000097:blood; D001774:Blood Chemical Analysis / Q000592:standards*; D006801:Humans; D007770:L-Lactate Dehydrogenase / Q000097:blood
D007770:L-Lactate Dehydrogenase; D001219:Aspartate Aminotransferases; D000410:Alanine Transaminase; D000469:Alkaline Phosphatase