[1] Hofstra North Shore Long Isl Jewish Sch Med, Dept Dermatol, Hempstead, NY USA
[2] Boston Univ, Sch Med, Dept Dermatol, Boston, MA 02118 USA
[3] Harvard Univ, Sch Publ Hlth, Dept Epidemiol, Boston, MA 02115 USA
[4] Univ Texas SW Med Ctr Dallas, Dept Dermatol, Dallas, TX USA
[5] Univ Massachusetts, Sch Med, Div Dermatol, Worcester, MA USA
[6] SUNY Stony Brook, Sch Med, Dept Dermatol, Stony Brook, NY 11794 USA
[7] Univ Utah, Sch Med, Dept Dermatol, Salt Lake City, UT USA
[8] Univ Connecticut, Sch Med, Dept Dermatol, Farmington, CT USA
[9] Brown Alpert Med Sch, Dept Dermatol, Providence, RI USA
[10] Ohio State Univ, Dept Dermatol, Coll Med, Columbus, OH 43210 USA
[11] Harvard Univ, Sch Publ Hlth, Dept Social & Behav Sci, Boston, MA 02115 USA