[1] Columbia Univ, Vagelos Coll Phys & Surg, New York, NY USA
[2] Columbia Univ, Dept Dermatol, Irving Med Ctr, New York, NY USA
[3] Columbia Univ, Dept Dermatol, Div Dermatopathol, Irving Med Ctr, New York, NY USA
[4] Columbia Univ, Dermatol, Med Ctr, 161 Ft Washington Ave, 12th Floor, New York, NY 10032 USA
[5] New York Presbyterian, Milstein & Allen Inpatient Consultat, 161 Ft Washington Ave, 12th Floor, New York, NY 10032 USA