lymphocytes from 8 patients with contact dermatitis and a positive nickel patch test , 7 patients with contact dermatitis due to other factors and with a negative nickel patch test , and 9 other subjects , 7 of whom suffered from other dermatological disorders , were tested with the lymphocyte transformation test ( ltt ) , using nickel sulphate in various concentrations .
C0011616
contact dermatitis
C0037274
dermatological disorders