[1] Univ Lubeck, Dept Dermatol, Lubeck, Germany
[2] Univ Lubeck, Lubeck Inst Expt Dermatol LIED, Lubeck, Germany
[3] Univ Groningen, Univ Med Ctr Groningen, Ctr Blistering Dis, Dept Dermatol, Groningen, Netherlands
[4] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Dermatol Unit, Milan, Italy
[5] Univ Milan, Dept Pathophysiol & Transplantat, Milan, Italy
[6] IDI IRCCS, Ist Dermopat Immacolata, Lab Mol & Cell Biol, Rome, Italy
[7] Univ Groningen, Univ Med Ctr Groningen, Dept Pathol, Groningen, Netherlands
[8] Univ Birmingham, Birmingham & Midland Eye Ctr, Acad Unit Ophthalmol, Birmingham, W Midlands, England
[9] Bern Univ Hosp, Dept Dermatol, Inselspital, Bern, Switzerland
[10] Univ Florence, AUSL Toscana Ctr, Rare Dis Unit, Dept Hlth Sci,Sect Dermatol, Florence, Italy
[11] Guys & St Thomas NHS Fdn Trust, Dept Oral Med, London, England
[12] Newcastle Univ, Sch Dent Sci, Dept Oral Med, Newcastle Upon Tyne, Tyne & Wear, England
[13] Osped Classificato Cristo Re, Dept Dermatol, Rome, Italy
[14] Univ Amsterdam, Amsterdam Univ, Dept Otorhinolaryngol, Med Ctr, Amsterdam, Netherlands
[15] Univ Parma, Univ Hosp, Dept Med & Surg, Dermatol Unit, Parma, Italy
[16] Univ Klinikum Dusseldorf, Dept Ophthalmol, Dusseldorf, Germany
[17] Philipps Univ, Dept Dermatol & Allergol, Marburg, Germany
[18] Rouen Univ Hosp, Ctr Reference Malad Bulleuses Autoimmunes, Dept Dermatol, Rouen, France
[19] Normandie Univ, INSERM U1234, Rouen, France
[20] UCL, Eastman Dent Inst, Dept Oral Med, London, England
[21] Univ New South Wales, St George Hosp, Dept Dermatol, Sydney, NSW, Australia
[22] Aristotle Univ Thessaloniki, Papageorgiou Gen Hosp, Sch Med, Dept Dermatol 2,Autoimmune Bullous Dis Unit, Thessaloniki, Greece
[23] Univ Med Ctr Utrecht, Dept Dermatol & Allergol, Utrecht, Netherlands
[24] Guys & St Thomas NHS Fdn Trust, St Johns Inst Dermatol, London, England
[25] Kings Coll London, Ctr Host Microbiome Interact, Fac Dent Oral & Craniofacial Sci, London, England
[26] Grp Hosp Paris Seine St Denis, AP HP, Dept Dermatol, Bobigny, France
[27] Grp Hosp Paris Seine St Denis, AP HP, Referral Ctr Autoimmune Bullous Dis, Bobigny, France
[28] Univ Paris 13, Bobigny, France
[29] IRCCS, Bambino Gesu Childrens Hosp, Genet & Rare Dis Res Div, Genodermatosis Unit, Rome, Italy