title: Methotrexate treatment and mortality in rheumatoid arthritis.
authors.forename: Robert B M
authors.initials: RB
authors.lastname: Landewé
authors.forename: Ferdinand C
authors.initials: FC
authors.lastname: Breedveld
authors.forename: Ben A C
authors.initials: BA
authors.lastname: Dijkmans
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000150:complications / Q000188:drug therapy*; D015982:Bias; D003627:Data Interpretation, Statistical; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use*; D009026:Mortality; D016016:Proportional Hazards Models; D012107:Research Design / Q000592:standards*
chemical_list: D018501:Antirheumatic Agents; D008727:Methotrexate