title: Variability in response to NSAID.
mesh_terms: D000893:Anti-Inflammatory Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D010349:Patient Compliance; D012107:Research Design; D013167:Spondylitis, Ankylosing / Q000188:drug therapy
chemical_list: D000893:Anti-Inflammatory Agents