About the Authors

Thuy Thi Dieu Dao

Roles Formal analysis, Software, Visualization, Writing – original draft, Writing – review & editing

* daodieuthuy@hmu.edu.vn

Affiliations Center for Training and Research on Substance Abuse and HIV, Hanoi Medical University, Hanoi, Vietnam, Department of Epidemiology, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina, United States of America

Hue Thi Nguyen

Roles Data curation, Investigation, Project administration, Writing – review & editing

Affiliation Center for Training and Research on Substance Abuse and HIV, Hanoi Medical University, Hanoi, Vietnam

Trang Thu Nguyen

Roles Writing – review & editing

Affiliation Center for Training and Research on Substance Abuse and HIV, Hanoi Medical University, Hanoi, Vietnam

Thuyet Thi Phung

Roles Data curation, Investigation, Project administration, Writing – review & editing

Affiliation Hanoi Center for Disease Control and Prevention, Hanoi, Vietnam

Van Hai Hoang

Roles Project administration, Supervision, Writing – review & editing

Affiliations Center for Training and Research on Substance Abuse and HIV, Hanoi Medical University, Hanoi, Vietnam, Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam

Huong Thi Le

Roles Supervision, Writing – review & editing

Affiliation Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam

Brian W. Pence

Roles Supervision, Writing – review & editing

Affiliation Department of Epidemiology, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina, United States of America

Giang Minh Le

Roles Supervision, Writing – review & editing

Affiliations Center for Training and Research on Substance Abuse and HIV, Hanoi Medical University, Hanoi, Vietnam, Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam

Vivian F. Go

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation Department of Health Behavior, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina, United States of America

William C. Miller

Roles Conceptualization, Funding acquisition, Methodology, Supervision, Visualization, Writing – review & editing

Affiliation Department of Epidemiology, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.