title: High hematocrits in newborns with Down's syndrome: a hitherto undescribed finding.
mesh_terms: D004314:Down Syndrome / Q000097:blood* / Q000150:complications; D006400:Hematocrit; D006470:Hemorrhage / Q000188:drug therapy; D006801:Humans; D007231:Infant, Newborn; D011516:Prothrombin; D013927:Thrombosis / Q000139:chemically induced; D014812:Vitamin K / Q000009:adverse effects
chemical_list: D014812:Vitamin K; D011516:Prothrombin