RT Journal Article SR Electronic T1 Acute systemic lupus erythematosus in IgA deficiency JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 327 OP 334 VO 42 IS 4 A1 Clough, John D. YR 1975 UL http://www.ccjm.org/content/42/4/327.abstract AB