title: Malabsorption of crystalline vitamin B 12  in cystic fibrosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001639:Bicarbonates / Q000494:pharmacology; D002648:Child; D003036:Cobalt Isotopes; D003460:Crystallization; D003550:Cystic Fibrosis / Q000150:complications / Q000378:metabolism* / Q000503:physiopathology; D005223:Fats / Q000032:analysis; D005243:Feces / Q000032:analysis; D006801:Humans; D007408:Intestinal Absorption; D007553:Isotope Labeling; D010179:Pancreas / Q000503:physiopathology; D010184:Pancreatic Extracts / Q000008:administration & dosage; D014805:Vitamin B 12 / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism* / Q000652:urine; D014806:Vitamin B 12 Deficiency / Q000209:etiology
chemical_list: D001639:Bicarbonates; D003036:Cobalt Isotopes; D005223:Fats; D010184:Pancreatic Extracts; D014805:Vitamin B 12