[1] European Hidradenitis Suppurativa Fdn eV, Dessau, Germany
[2] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Dermatol, Auenweg 38, Dessau, Germany
[3] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Venereol, Auenweg 38, Dessau, Germany
[4] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Allergol, Auenweg 38, Dessau, Germany
[5] Brandenburg Med Sch Theodor Fontane, Dessau Med Ctr, Dept Immunol, Auenweg 38, Dessau, Germany
[6] Fac Hlth Sci Brandenburg, Dessau, Germany
[7] Delhi Dermatol Grp, Kubba Clin, New Delhi, India
[8] Howard Univ, Coll Med, Dept Dermatol, Washington, DC USA