Warren J. Winkelman, MD a
From the Division of Dermatology, Royal Victoria Hospital, McGill University
, ⁎, Robin C. Billick, MD, FRCPC b
From the Division of Dermatology, Sir Mortimer B. Davis-Jewish General Hospital, McGill University.
, Herbert Srolovitz, MD, FRCPC c
From the Department of Pathology, Sir Mortimer B. Davis-Jewish General Hospital, McGill University.
Montreal, Quebec, Canada
*Reprint requests: Warren J. Winkelman, MD, Division of Dermatology, McGill University, Royal Victoria Hospital, Room L5.01, 687 Pine Ave, West, Montreal, Quebec, Canada H3A 1A1.