title: [Proton pump inhibitors and chronic requirement].
authors.forename: Helge L
authors.initials: HL
authors.lastname: Waldum
mesh_terms: D000897:Anti-Ulcer Agents / Q000008:administration & dosage / Q000009:adverse effects; D005744:Gastric Acid / Q000378:metabolism; D006801:Humans; D009853:Omeprazole / Q000009:adverse effects; D054328:Proton Pump Inhibitors
chemical_list: D000897:Anti-Ulcer Agents; D054328:Proton Pump Inhibitors; D009853:Omeprazole