title: Effect of ranitidine on cobalamin absorption.
mesh_terms: D004381:Duodenal Ulcer / Q000188:drug therapy / Q000378:metabolism; D005663:Furans / Q000494:pharmacology* / Q000627:therapeutic use; D006801:Humans; D011899:Ranitidine; D014805:Vitamin B 12 / Q000378:metabolism*
chemical_list: D005663:Furans; D011899:Ranitidine; D014805:Vitamin B 12