U1. Have you ever had itchy wheals appearing and disappearing rapidly (within hours) on your hands, wrists or forearms (urticaria or nettle rash)? no 0 1 (move to question S1, page 14) yes 0 2
U1. Have you ever had itchy wheals appearing and disappearing rapidly (within hours) on your hands, wrists or forearms (urticaria or nettle rash)? no 0 1 (move to question S1, page 14) yes 0 2