[1] Brown Univ, Dept Dermatol, Alpert Med Sch, Providence, RI 02912 USA
[2] GK Dermatol PC, South Weymouth, MA 02190 USA
[3] Mehektagul Dermaclin, Dept Dermatol, New Delhi, India
[4] Worldwide Laser Inst, Dallas, TX 75220 USA
[5] United Arab Emirates Univ, Coll Med & Hlth Sci, Al Ain, U Arab Emirates
[6] Tech Univ Dresden, Acad Teaching Hosp, Stadt Klinikum Dresden, Dept Dermatol & Allergol, Dresden, Germany
[7] Univ Studies Guglielmo Marconi, Rome, Italy
[8] First Med State Univ, Moscow IM Sechenev Minist Hlth, Dept Dermatol & Communicable Dis, Moscow, Russia
[9] Johannes Gutenberg Univ Mainz, Univ Med Ctr, Dept Dermatol, Mainz, Germany
[10] Univ Med Ctr Mainz, Dept Dermatol, Mainz, Germany