Corresponding author:

Dr Lawrence S Chan
Medicine Service, Section of Dermatology
Lakeside Division, VA Chicago Health Care System, and Division of Immunodermatology
Department of Dermatology, Northwestern University Medical School
300 E. Superior St.
Chicago, IL 60611

Tel. (312) 908-4432
Fax. (312) 908-1984
E-mail: larrychan@nwu.edu