1. Department of Nutrition, Military Hospital 103, Hanoi, Vietnam
2. Department of Nutrition, Vietnam Military Medical University, Hanoi, Vietnam
3. International Ph.D. Program in Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
4. Department of Internal Medicine, Thai Nguyen University of Medicine and Pharmacy, Thai Nguyen, Vietnam
5. Department of Nephro-Urology and Dialysis, Thai Nguyen National Hospital, Thai Nguyen City, Vietnam
6. School of Nutrition and Health Sciences, Taipei Medical University, Taipei, Taiwan
7. Department of Military Science, Vietnam Military Medical University, Hanoi, Vietnam
8. Department of Infectious Diseases, Vietnam Military Medical University, Hanoi, Vietnam
9. Faculty of Nursing and Midwifery, Hanoi Medical University, Hanoi, Vietnam
10. School of Nursing, National Taipei University of Nursing and Health Sciences, Taipei, Taiwan
11. Thoracic and Vascular surgery department, Bach Mai Hospital, Hanoi, Vietnam
12. Hemodialysis Department, Nephro-Urology-Dialysis Center, Bach Mai Hospital, Hanoi, Vietnam
13. Director Office, Thai Nguyen National Hospital, Thai Nguyen City, Vietnam
14. President Office, Thai Nguyen University of Medicine and Pharmacy, Thai Nguyen City, Vietnam
15. Training and Direction of Healthcare Activity Center, Thai Nguyen National Hospital, Thai Nguyen City, Vietnam
16. Biochemistry Department, Thai Nguyen National Hospital, Thai Nguyen City, Vietnam
17. Department of Pulmonary & Cardiovascular Diseases, Hai Phong University of Medicine and Pharmacy Hospital, Hai Phong, Vietnam
18. President Office, Hai Phong University of Medicine and Pharmacy, Hai Phong, Vietnam
19. Director Office, Hai Phong International Hospital, Hai Phong, Vietnam
20. Hemodialysis Division, Hai Phong International Hospital, Hai Phong, Vietnam
21. Director Office, Bai Chay Hospital, Ha Long, Vietnam
22. Director Office, Quang Ninh General Hospital, Ha Long, Vietnam
23. Director Office, General Hospital of Agricultural, Hanoi, Vietnam
24. Faculty of Nursing, Hanoi University of Business and Technology, Hanoi, Vietnam
25. Nursing Office, Thien An Obstetrics and Gynecology Hospital, Hanoi, Vietnam
26. Institute for Community Health Research, University of Medicine and Pharmacy, Hue University, Hue, Vietnam
27. Department of Health Promotion, Faculty of Social and Behavioral Sciences, Hanoi University of Public Health, Hanoi, Vietnam