title: Add-on or step-up trials in rheumatoid arthritis: comment on the article by Boers.
authors.forename: Theodore
authors.initials: T
authors.lastname: Pincus
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans
chemical_list: D018501:Antirheumatic Agents