RT Journal Article SR Electronic T1 Increasing mortality rate due to rheumatoid arthritis-related lung diseases in Japan JF ERJ Open Research JO erjor FD European Respiratory Society SP 00217-2019 DO 10.1183/23120541.00217-2019 VO 6 IS 1 A1 Yamasue, Mari A1 Komiya, Kosaku A1 Takahashi, Osamu A1 Kadota, Jun-ichi YR 2020 UL http://openres.ersjournals.com/content/6/1/00217-2019.abstract AB