Studies on thrombopoiesis. I. A factor in normal human plasma required for platelet production; chronic thrombocytopenia due to its deficiency.
D001792:Blood Platelets; D006801:Humans; D011693:Purpura; D011696:Purpura, Thrombocytopenic / Q000209:etiology*; D013921:Thrombocytopenia; D034061:Thrombopoiesis
BLOOD PLATELETS; PURPURA, THROMBOPENIC/etiology