Derek Jones, MD a, Visoth Chhiap, MD *
Dr. Chhiap is currently at Washington University, Division of Dermatology, St. Louis, Mo.
, Stanley Resor, MD b, Gerald Appel, MD c, Marc E. Grossman, MD a, ⁎
a Department of Dermatology, of Columbia University, College of Physicians and Surgeons, New York, New York, USA
b Department of Neurology, of Columbia University, College of Physicians and Surgeons, New York, New York, USA
c Department of Internal Medicine, Nephrology Division, of Columbia University, College of Physicians and Surgeons, New York, New York, USA