1Department of Anesthesiology, Critical Care and Emergency, University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
2Institute of Public Health, Ministry of Health, Ho Chi Minh City, Vietnam
3Faculty of Public Health, University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
4University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
5Office of Educational Testing and Quality Assurance, University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
6Faculty of Medicine of Nguyen Tat Thanh University, Ho Chi Minh City, Vietnam
7Undergraduate Training & Management Department, University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
8Faculty of Public Health, Thai Nguyen University of Medicine and Pharmacy, Thai Nguyen, Vietnam
9Faculty of Medicine and Pharmacy, Tay Nguyen University, Daklak, Vietnam
10Faculty of Public Health, Ho Chi Minh City University of Medicine and Pharmacy, Ho Chi Minh City, Vietnam
11Traditional Medicine Department, Hue Central Hospital, Hue City, Vietnam
12Institute for Community Health Research, University of Medicine and Pharmacy, Hue University, Hue City, Vietnam
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