[1] Wake Forest Univ, Bowman Gray Sch Med, Dept Dermatol, Ctr Dermatol Res, Winston Salem, NC 27103 USA
[2] Wake Forest Univ, Bowman Gray Sch Med, Dept Pathol, Winston Salem, NC 27103 USA
[3] Wake Forest Univ, Bowman Gray Sch Med, Dept Social Sci & Hlth Policy, Winston Salem, NC USA
[4] Univ Southern Denmark, Dept Dermatol, Odense, Denmark