[1] Univ Klin Tubingen, Dept Dermatol, Tubingen, Baden Wurttembe, Germany
[2] Fac Ciencias Med Minas Gerais, Belo Horizonte, MG, Brazil
[3] Whipps Cross Univ Hosp, London, England
[4] Royal London Hosp, London, England
[5] Hop Univ Strasbourg, Dept Dermatol, Strasbourg, Alsace, France
[6] Univ KwaZulu Natal, Dept Dermatol, Coll Hlth Sci, Durban, South Africa
[7] Haut & Laserklin, Konz, Germany
[8] Univ Calif Davis, Dept Ophthalmol & Visual Sci, Davis, CA 95616 USA
[9] Natl Skin Ctr, Singapore, Singapore
[10] Apollo Hosp Enterprise, Madras, Tamil Nadu, India
[11] Univ Coll Dublin, Dept Dermatol, Dublin, Ireland
[12] Univ Coll Dublin, UCD Charles Inst Translat Dermatol, Dublin, Ireland
[13] Penn State Univ, Dept Dermatol, Coll Med, Hershey, PA USA
[14] Univ Buenos Aires, Sch Med, Fac Dermatol, Buenos Aires, DF, Argentina
[15] Thomas Jefferson Univ, Dept Dermatol & Cutaneous Biol, Sidney Kimmel Med Coll, Philadelphia, PA 19107 USA
[16] Peking Univ, Hosp 1, Dept Dermatol, Beijing, Peoples R China
[17] Leiden Univ, Med Ctr, Dept Dermatol, Leiden, Netherlands
[18] Univ Western Ontario, Dept Med, Windsor, ON, Canada