Tran, Thi Phuong Thao
Nguyen, Thi My Linh
Nguyen, Thi Ngoc Phuong
Tran, Thi Phung
Nguyen, Bao Ngoc
Duong, Tu Anh
Phan, Thi Hai
Luong, Ngoc Khue
Dao The, Son
Lim, Min Kyung
Van Minh, Hoang
Oh, Jin-Kyoung
Funding for this research was provided by:
Vietnam Tobacco Control Fund
Article History
Received: 3 January 2024
Accepted: 5 August 2024
First Online: 22 August 2024
Declarations
:
: The survey protocols and all materials in Wave 1, Wave 2, and Wave 3, including the survey questionnaires were cleared for ethics by the Ethics Review Board for Biomedical Research, Hanoi University of Public Health, Vietnam (No. 419 & 422/2018/YTCC-HD3, No. 474/2019/YTCC-HD3, and No. 369/2020/YTCC-HD3) and for secondary data analysis by the Office of Research Ethics, University of Waterloo, Canada (ORE#43707). Informed consent was obtained from all participants, and measures were taken to ensure the confidentiality and anonymity of the participants when reporting the results.
: Not applicable.
: The authors declare no competing interests.