[An unusual precipitate given by P-toluene sulfonic acid in the serum of patients with systemic lupus erythematosus].
D001557:Benzenesulfonates; D008180:Lupus Erythematosus, Systemic / Q000097:blood*; D013451:Sulfonic Acids; D014050:Toluene
D001557:Benzenesulfonates; D013451:Sulfonic Acids; D014050:Toluene; C029501:4-toluenesulfonic acid
LUPUS ERYTHEMATOSUS/blood; SULFONIC ACIDS