1Department of Dermatology, Columbia University Irving Medical Center, New York, NY 10032.
2Columbia University Vagelos College of Physicians and Surgeons, New York, NY 10032.
3Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY 10032.
4Department of Medicine and Herbert Irving Comprehensive Cancer Center, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA.
5Institute for Cancer Genetics, Columbia University, New York, NY, USA.
6Department of Medicine and Herbert Irving Comprehensive Cancer Center, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA; Division of Hematology and Oncology, Herbert Irving Comprehensive Cancer Center, Columbia University, New York, NY, USA.
7Department of Dermatology, Columbia University Irving Medical Center, New York, NY 10032; Department of Medicine and Herbert Irving Comprehensive Cancer Center, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA.
8Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY 10032; Department of Medicine and Herbert Irving Comprehensive Cancer Center, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA.
9Department of Dermatology, Columbia University Irving Medical Center, New York, NY 10032. Electronic address: ljg2145@cumc.columbia.edu.