[1] Amer Acad Dermatol, Schaumburg, IL USA
[2] Baylor Univ, Med Ctr, Dallas, TX USA
[3] Univ Hosp, Case Med Ctr, Dept Dermatol, Murdough Family Ctr Psoriasis, Cleveland, OH USA
[4] Univ Alabama Birmingham, Dept Dermatol, Birmingham, AL 35294 USA
[5] Wake Forest Univ, Bowman Gray Sch Med, Dept Dermatol, Winston Salem, NC 27103 USA
[6] Univ Penn, Dept Dermatol, Philadelphia, PA 19104 USA
[7] Univ Penn, Ctr Clin Epidemiol & Biostat, Philadelphia, PA 19104 USA
[8] Evanston NW Healthcare, Div Dermatol, Chicago, IL USA
[9] Northwestern Univ, Dept Dermatol, Fienberg Sch Med, Chicago, IL 60611 USA
[10] Tufts Univ, Sch Med, Tufts Med Ctr, Boston, MA 02111 USA
[11] Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USA
[12] Mt Sinai Sch Med, Dept Dermatol, New York, NY USA
[13] Henry Ford Hosp, Dept Dermatol, Detroit, MI 48202 USA
[14] Univ Penn, Dept Dermatol, Philadelphia, PA 19104 USA
[15] Anacor Pharmaceut Inc, Palo Alto, CA USA