[1] Univ Freiburg, Med Ctr, Dept Dermatol, Dokumentat Zentrum Schwerer Hautreakt dZh, Freiburg, Germany
[2] Univ Freiburg, Med Ctr, Inst Med Biometry & Med Informat IMBI, Freiburg, Germany
[3] Univ Paris Est Creteil, Hop Henri Mondor, Reference Ctr Tox & Autoimmune Blistering Dis, Dept Dermatol, Creteil, France
[4] Fdn Ric Osped Maggiore, Ctr GISED, Bergamo, Italy
[5] Univ Groningen, Med Ctr, Reference Ctr Cutaneous Adverse React, Dept Dermatol, Groningen, Netherlands