Experimentally induced changes in the prothrombin level of the blood; the relation of vitamin K deficiency to the intensity of dicumarol action and to the effect of excess vitamin A intake; with a simplified method for vitamin K assay.
D001728:Dicumarol; D006801:Humans; D011516:Prothrombin; D014801:Vitamin A; D014812:Vitamin K; D014813:Vitamin K Deficiency