[1] Donald & Barbara Zucker Sch Med Hofstra Northwell, Dept Dermatol, New Hyde Pk, NY USA
[2] Penn State Milton S Hershey Med Ctr, Dept Dermatol, Hershey, PA USA
[3] Univ Hosp Wales, Inst Infect & Immun, Cardiff, S Glam, Wales
[4] Zealand Univ Hosp, Dept Dermatol, Roskilde, Denmark
[5] Danish HS Patients Assoc, Copenhagen, Denmark
[6] Univ Libre Bruxelles, Erasme Hosp, Dept Dermatol, Brussels, Belgium
[7] Ctr Med, Inst Pasteur, Dept Dermatol, Paris, France
[8] Arctic Univ, Univ Hosp North Norway, Fac Hlth Sci, Inst Clin Med,Dept Dermatol, Tromso, Norway
[9] Univ Calif San Francisco, Dept Dermatol, San Francisco, CA USA
[10] Univ Penn, Dept Dermatol, Perelman Sch Med, Philadelphia, PA 19104 USA
[11] Hope HS, Detroit, MI USA
[12] Henry Ford Hosp, Dept Dermatol, Detroit, MI 48202 USA
[13] Erasmus Univ, Med Ctr, Dept Dermatol, Rotterdam, Netherlands
[14] St Vincents Univ Hosp, Dept Dermatol, Dublin, Ireland
[15] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Dermatol, Dessau, Germany
[16] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Venereol, Dessau, Germany
[17] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Allergol, Dessau, Germany
[18] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Immunol, Dessau, Germany
[19] Ruhr Univ, St Josef Hosp, Dept Dermatol Venereol & Allergol, Bochum, Germany
[20] Wroclaw Med Univ, Dept Dermatol Venereol & Allergol, Wroclaw, Poland
[21] Univ Sydney, Sydney Med Sch, Northern Clin Sch, Dept Dermatol, Sydney, NSW, Australia
[22] Univ Minnesota, Dept Dermatol, Minneapolis, MN 55455 USA
[23] Wayne State Univ, Sch Med, Dept Dermatol, Detroit, MI 48201 USA
[24] Natl & Kapodistrian Univ Athens, Dept Internal Med 4, Sch Med, Athens, Greece
[25] Albert Einstein Coll Med, Div Dermatol, Bronx, NY 10467 USA
[26] Univ Pittsburgh, Dept Dermatol, Pittsburgh, PA 15260 USA
[27] Univ N Carolina, Dept Dermatol, Sch Med, Chapel Hill, NC 27515 USA
[28] Western Univ, Dept Med, Windsor Campus, Windsor, ON, Canada
[29] Univ Toronto, Women Coll Hosp, Div Dermatol, Toronto, ON, Canada
[30] Rockefeller Univ, Invest Dermatol Lab, 1230 York Ave, New York, NY 10021 USA
[31] Alicante Univ, Gen Hosp, Dept Dermatol, Alicante Inst Hlth & Biomed Res ISABIAL FISABIO F, Alicante, Spain
[32] Hamad Med Corp, Al Wakra Hosp, Dept Dermatol, Doha, Qatar
[33] Emek Med Ctr, Dept Dermatol, Afula, Israel
[34] Gen Management Clalit Hlth Serv, Dept Qual Measures & Res, Chief Phys Off, Tel Aviv, Israel
[35] Baylor Scott & White Hlth, Dept Dermatol, Dallas, TX USA
[36] Miller Sch Med, Dept Dermatol & Cutaneous Surg, Miami, FL USA
[37] Shanghai Jiao Tong Univ, Renji Hosp, Sch Med, Dept Dermatol, Shanghai, Peoples R China