title: Non-aspirin nonsteroidal anti-inflammatory drugs and active gastroduodenal ulceration in the elderly.
mesh_terms: D000367:Age Factors; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000139:chemically induced*
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal