[1] Univ Hosp Basel, Dept Dermatol, Burgfelderstr 101, CH-4055 Basel, Switzerland
[2] Technion Israel Inst Technol, Bruce Rappaport Fac Med, Emek Med Ctr, Dept Dermatol, IL-3525433 Afula, Israel
[3] Univ Toronto, Dept Med, Div Rheumatol, Toronto, ON M5S 1A1, Canada
[4] Natl Skin Ctr, 1 Mandalay Rd, Singapore 308205, Singapore
[5] Skin Res Inst Singapore SRIS, 1 Mandalay Rd, Singapore 308205, Singapore
[6] Singapore Gen Hosp, Dept Dermatol, Singapore, Singapore
[7] Duke NUS Med Sch, 8 Coll Rd, Singapore 169857, Singapore
[8] Univ Hosp Zurich, Dept Dermatol, CH-8006 Zurich, Switzerland
[9] Univ Hosp Zurich, Fac Med, CH-8006 Zurich, Switzerland
[10] Univ Basel, Dept Biomed Engn, CH-4123 Allschwil, Switzerland
[11] Univ Basel, Dept Biomed Engn, CH-4123 Allschwil, Switzerland
[12] Univ Basel, Dept Clin Res, CH-4123 Allschwil, Switzerland