[1] Thomas Jefferson Univ, Sidney Kimmel Med Coll, Dept Dermatol & Cutaneous Biol, Philadelphia, PA 19107 USA
[2] Paracelsus Med Univ, Univ Hosp, Dept Dermatol & Allergol, Salzburg, Austria
[3] Univ Hosp, Paracelsus Med Univ, EB House Austria, Salzburg, Austria
[4] Krystal Biotech, Pittsburgh, PA USA
[5] Univ Calif San Diego, Dept Dermatol, Sch Med, San Diego, CA USA
[6] Univ Calif San Diego Sch Med, Dept Pediat, San Diego, CA USA
[7] Rady Childrens Hosp San Diego, Div Pediat Dermatol, San Diego, CA USA
[8] Guys & St Thomas NHS Fdn trust, St Johns Inst Dermatol, London, England
[9] Univ Freiburg, Med Fac, Med Ctr, Dept Dermatol, Freiburg, Germany
[10] Freiburg Inst Adv Studies, Freiburg, Germany
[11] Thomas Jefferson Univ, Dermatol & Cutaneous Biol, Sidney Kimmel Med Coll, 233 S 10th St 406 BLSB, Philadelphia, PA 19107 USA