Hypoprothrombinemia; effect of transfusions of blood fortified by administration of vitamin K to donors.
D000933:Antifibrinolytic Agents; D001769:Blood; D001803:Blood Transfusion; D006801:Humans; D007020:Hypoprothrombinemias; D011516:Prothrombin; D014812:Vitamin K
BLOOD TRANSFUSION/effects; BLOOD/prothrombin; PROTHROMBIN/deficiency; VITAMIN K