ADermatology Hospital of Southern Medical University, Guangzhou, China.

BUniversity of North Carolina at Chapel Hill Project-China, Guangzhou, China.

CDepartment of Social Welfare, University of California, Los Angeles, CA, USA.

DDepartment of Health Law, Policy, and Management, Boston University, Boston, MA, USA.

EDepartment of Community Health Sciences, University of California, Los Angeles, CA, USA.

FSaw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore.

GDepartment of Social Medicine and Health Education, Nanjing Medical University, Nanjing, China.

HDepartment of Clinical Research, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK.

IDepartment of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.

JCentral Clinical School, Monash University, Melbourne, Vic, Australia.