RT Journal Article SR Electronic T1 Interleukin 6 Is Associated with Pulmonary Involvement in Primary Sjögren’s Syndrome JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2615 OP 2616 DO 10.3899/jrheum.090572 VO 36 IS 11 A1 RICARDO MÁRQUEZ-VELASCO A1 PEDRO RODRÍGUEZ-HENRÍQUEZ A1 RAFAEL BOJALIL A1 LUIS M. AMEZCUA-GUERRA YR 2009 UL http://www.jrheum.org/content/36/11/2615.abstract AB