RT Journal Article SR Electronic T1 A population-based study on the association between rheumatoid arthritis and erectile dysfunction JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 1102 OP 1103 DO 10.1136/annrheumdis-2011-200890 VO 71 IS 6 A1 Keller, Joseph J A1 Lin, Herng-Ching YR 2012 UL http://ard.bmj.com/content/71/6/1102.abstract AB