[The Apt test in melena neonatorum].
D005319:Fetal Hemoglobin; D006452:Hemoglobinometry; D006474:Hemorrhagic Disorders; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D008551:Melena; D006475:Vitamin K Deficiency Bleeding
D005319:Fetal Hemoglobin
FETAL HEMOGLOBIN; HEMOGLOBINOMETRY; HEMORRHAGIC DISEASE OF NEWBORN