[A new study on the therapeutic action of vitamin K1 on hypoprothrombinemia in the premature infant].
D000933:Antifibrinolytic Agents; D006494:Heparin Antagonists; D006801:Humans; D007020:Hypoprothrombinemias; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature / Q000097:blood*; D009285:Naphthoquinones; D011516:Prothrombin; D014812:Vitamin K / Q000628:therapy*; D010837:Vitamin K 1
D000933:Antifibrinolytic Agents; D006494:Heparin Antagonists; D009285:Naphthoquinones; D014812:Vitamin K; D010837:Vitamin K 1; D011516:Prothrombin
INFANT, PREMATURE/blood; PROTHROMBIN/deficiency; VITAMIN K/therapy