title: Should patients receiving long-term gastric acid inhibition therapy be evaluated for vitamin B12 deficiency?
authors: Department of Gastroenterology, Cleveland Clinic Foundation, OH 44195-5245, USA. richtej@ccf.org
authors: J E
authors: JE
authors: Richter
mesh_terms: D006801:Humans; D007408:Intestinal Absorption; D054328:Proton Pump Inhibitors; D014805:Vitamin B 12 / Q000378:metabolism; D014806:Vitamin B 12 Deficiency / Q000209:etiology* / Q000378:metabolism
chemical_list: D054328:Proton Pump Inhibitors; D014805:Vitamin B 12