Associations of Smoking and Age With Inflammatory Joint Signs Among Unaffected First-Degree Relatives of Rheumatoid Arthritis Patients: Results From Studies of the Etiology of Rheumatoid Arthritis.
Sparks JA, Chang SC, Deane KD, Gan RW, Kristen Demoruelle M, Feser ML, Moss L, Buckner JH, Keating RM, Costenbader KH, Gregersen PK, Weisman MH, Mikuls TR, O'Dell JR, Michael Holers V, Norris JM, Karlson EW. Associations of Smoking and Age With Inflammatory Joint Signs Among Unaffected First-Degree Relatives of Rheumatoid Arthritis Patients: Results From Studies of the Etiology of Rheumatoid Arthritis. Arthritis Rheumatol. 2016 08; 68(8):1828-38.