[Prothrombin activity of plasma. I. Factors that affect its determination].
D000925:Anticoagulants; D001793:Blood Preservation; D001800:Blood Specimen Collection; D006801:Humans; D008722:Methods; D011517:Prothrombin Time / Q000592:standards*; D013696:Temperature
D000925:Anticoagulants
Actividad protrombínica del plasma. I. Factores que afectan su determinación.