RT Journal Article SR Electronic T1 Genetic Polymorphisms in TNF, IL-1, IL-6 And Cytotoxic T Lymphocyte-Associated Antigen 4 (CTLA-4) in Wegener’s Granulomatosis (WG) JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP SII-64 OP SII-64 VO 69 IS 4 suppl 2 A1 Y Zhou A1 D Huang A1 GS Hoffman YR 2002 UL http://www.ccjm.org/content/69/4_suppl_2/SII-64.2.abstract AB