1. Hanoi School of Public HealthHanoi, Vietnam
2. JW LEE Center for Global Medicine, Seoul National University College of Medicine, Seoul, Korea
3. Department of Health EducationCenter for Health System Research, Hanoi Medical University, Hanoi, Vietnam
4. Center for Population Health SciencesHanoi School of Public Health, Hanoi, Vietnam
5. Department of Family Medicine, Seoul National University Hospital, Seoul, Korea
6. Department of International CooperationMinistry of Health, Hanoi, Vietnam
7. Department of Biostatistics and Health InformaticsHanoi Medical University, Hanoi, Vietnam