1. Graduate School of Public Health, St Luke’s International University, Tokyo, Japan
2. Department of Population and Quantitative Health Sciences, University of Massachusetts Medical School, Worcester, USA
3. Division on Surveillance, Monitoring, Evaluation and Laboratory, Vietnam Authority of HIV/AIDS Control, Ministry of Health of Vietnam, Hanoi, Vietnam
4. Thai Binh Medical University, Thai Binh, Vietnam
5. Graduate School of Cancer Science and Policy, National Cancer Center, Goyang, Korea
6. Institute for Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam
7. Monitoring and Evaluation Department, Center for Community Health Research and Development, Hanoi, Vietnam