The anemia of prematurity and the decision when to transfuse.
D000367:Age Factors; D000751:Anemia, Neonatal / Q000097:blood* / Q000209:etiology / Q000628:therapy; D001803:Blood Transfusion; D001805:Blood Transfusion, Intrauterine; D004920:Erythropoiesis; D006454:Hemoglobins / Q000032:analysis; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000097:blood* / Q000628:therapy; D013997:Time Factors
D006454:Hemoglobins