title: Selective malabsorption of vitamin B12 in a Negro boy.
mesh_terms: D000748:Anemia, Macrocytic / Q000097:blood / Q000188:drug therapy / Q000209:etiology* / Q000235:genetics; D002648:Child; D003037:Cobalt Radioisotopes; D005492:Folic Acid / Q000097:blood; D006454:Hemoglobins; D006801:Humans; D008297:Male; D012156:Reticulocytes / Q000378:metabolism; D012546:Schilling Test; D014805:Vitamin B 12 / Q000378:metabolism / Q000627:therapeutic use; D014806:Vitamin B 12 Deficiency / Q000150:complications*
chemical_list: D003037:Cobalt Radioisotopes; D006454:Hemoglobins; D005492:Folic Acid; D014805:Vitamin B 12