Document Type : Research Articles
Authors
1 World Health Organization, Country Office for Viet Nam, Hanoi, Viet Nam.
2 World Health Organization, WPRO, Manila, Philippines.
3 Viet Nam Tobacco Control Fund, Viet Nam.
4 Hanoi Medical University, Hanoi, Viet Nam.
5 Hanoi University of Public Health, Hanoi, Viet Nam.
6 Viet Nam General Statistics Office, Viet Nam.
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