1. Global Health Institute, School of Public Health Fudan University Shanghai China
2. J.C. School of Public Health and Primary Care, Faculty of Medicine The Chinese University of Hong Kong Hong Kong China
3. Division of Cancer Control and Population Sciences UPMC Hillman Cancer Center, University of Pittsburgh Pittsburgh Pennsylvania USA
4. Department of Epidemiology, Graduate School of Public Health University of Pittsburgh Pittsburgh Pennsylvania USA
5. Julius Centre, Department of Social and Preventive Medicine, Faculty of Medicine University of Malaya Kuala Lumpur Malaysia
6. Keck School of Medicine University of Southern California Los Angeles California USA
7. Laboratory Center Hanoi University of Public Health Hanoi Vietnam