title: Methotrexate might increase mortality from interstitial lung disease in rheumatoid arthritis.
authors.forename: Mikio
authors.initials: M
authors.lastname: Toyoshima
authors.forename: Kingo
authors.initials: K
authors.lastname: Chida
authors.forename: Takafumi
authors.initials: T
authors.lastname: Suda
authors.forename: Masaki
authors.initials: M
authors.lastname: Sato
mesh_terms: D001172:Arthritis, Rheumatoid / Q000401:mortality*; D005260:Female; D006801:Humans; D017563:Lung Diseases, Interstitial / Q000401:mortality*; D008297:Male