5Tsuchiya Y,Takayanagi N,Sugiura H,et al.Lung diseases directly associated with rheumatoid arthritis and their relationship to outcome[J].Eur.Respir.J,2011,37(6):1411-1417.
6Nannini C,Medina-Velasquez YF,Achenbach SJ,et al.Incidence and mortality of obstructive lung disease in rheumatoid arthritis:a population-based study[J].Arthritis Care Res(Hoboken),2013,65(8):1243-1250.
7Cmmittee on Safety Medicines/Medicines Control A gency.Blooddyscrasias and other ADRs with low-dose methotrexate[J].Current Problems,1997,23(9):12.
8Amecican College of Rheumatology Subcommittee on OsteoarthritisG uidelines.Recommendations for the medical management of osteoarthritis of the hip and knee.2000 Update[J].ArthritisRheum,2000,43(9):1905-1915.