Gastric ulceration and NSAIDs in RA.
D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects* / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D005773:Gastroscopy; D006801:Humans; D013276:Stomach Ulcer / Q000139:chemically induced*
D000894:Anti-Inflammatory Agents, Non-Steroidal