“…An analysis of 100 cases of neomycin sen¬ sitivity 14 showed that 55% occurred in atop¬ ies. Since only about 20% of the normal population are allergic individuals,13 these observations lend strong evidence to the as¬ sumption that persons with atopic dermatitis have a specific capacity for the development of contact dermatitis from neomycin, rag¬ weed and nickel.…”