[1] Northwestern Univ, Northwestern Med Multidisciplinary Eczema Ctr, Dept Dermatol, Chicago, IL 60611 USA
[2] Northwestern Univ, Northwestern Med Multidisciplinary Eczema Ctr, Dept Prevent Med, Chicago, IL 60611 USA
[3] Northwestern Univ, Northwestern Med Multidisciplinary Eczema Ctr, Dept Med Social Sci, Chicago, IL 60611 USA