title: Letter: Increased vitamin B12 absorption after ingestion of coffee.
mesh_terms: D000293:Adolescent; D000328:Adult; D000752:Anemia, Pernicious / Q000175:diagnosis*; D002217:Carbachol / Q000494:pharmacology; D003037:Cobalt Radioisotopes; D003069:Coffee; D003937:Diagnosis, Differential; D005215:Fasting; D005260:Female; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000378:metabolism; D005756:Gastritis / Q000175:diagnosis*; D006632:Histamine; D006801:Humans; D007408:Intestinal Absorption / Q000187:drug effects*; D007437:Intrinsic Factor / Q000378:metabolism; D008297:Male; D008875:Middle Aged; D012546:Schilling Test; D014805:Vitamin B 12 / Q000378:metabolism* / Q000652:urine
chemical_list: D003037:Cobalt Radioisotopes; D003069:Coffee; D006632:Histamine; D002217:Carbachol; D007437:Intrinsic Factor; D014805:Vitamin B 12