1. Department of Dermatology; Nanfang Hospital, Southern Medical University; Guangzhou Guangdong China
2. Duke Cancer Institute; Duke University Medical Center; Durham North Carolina
3. Department of Medicine; Duke University School of Medicine; Durham North Carolina
4. Department of Dermatology; Xijing Hospital, Fourth Military Medical University; Xi'an Shaanxi China
5. Department of Biostatistics and Bioinformatics; Duke University School of Medicine; Durham North Carolina
6. Department of Medicine, Baylor College of Medicine; Institute for Clinical and Translational Research; Houston Texas
7. Department of Surgical Oncology; The University of Texas M. D. Anderson Cancer Center; Houston Texas
8. Department of Epidemiology; Fairbanks School of Public Health, Indiana University; Indianapolis Indiana
9. Department of Population Health Sciences; Duke University School of Medicine; Durham North Carolina