title: Pharmacotherapy: How well can we compare different biologic agents for RA?
authors.affiliation: Division of Rheumatology, Department of Medicine 3, Medical University of Vienna, Waehringer Guertel 18-20, A-1090 Vienna, Austria. josef.smolen@meduniwien.ac.at.
authors.forename: Josef S
authors.initials: JS
authors.lastname: Smolen
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004358:Drug Therapy; D006801:Humans; D007155:Immunologic Factors / Q000627:therapeutic use*; D015201:Meta-Analysis as Topic; D012196:Review Literature as Topic
chemical_list: D018501:Antirheumatic Agents; D007155:Immunologic Factors