About the Authors

Duc Bui Nguyen

vif8@cdc.gov

Affiliation United States Centers for Disease Control and Prevention, Hanoi, Vietnam

Nhan Thi Do

Affiliation Vietnam Administration for HIV/AIDS Control, Ministry of Health, Hanoi, Vietnam

Ray W. Shiraishi

Affiliation Division of Global HIV/AIDS, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Yen Ngoc Le

Affiliation United States Centers for Disease Control and Prevention, Hanoi, Vietnam

Quang Hong Tran

Affiliation Hanoi School of Public Health, Hanoi, Vietnam

Hai Huu Nguyen

Affiliation Vietnam Administration for HIV/AIDS Control, Ministry of Health, Hanoi, Vietnam

Nicholas Medland

Affiliation United States Centers for Disease Control and Prevention, Hanoi, Vietnam

Long Thanh Nguyen

Affiliation Vietnam Administration for HIV/AIDS Control, Ministry of Health, Hanoi, Vietnam

Bruce Baird Struminger

Affiliation United States Centers for Disease Control and Prevention, Hanoi, Vietnam

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Developed protocol and analysis plan, reviewed results and manuscript: NM LTN BBS. Conceived and designed the experiments: DBN NTD LTN NM. Performed the experiments: DBN NTD YNL QHT HHN. Analyzed the data: DBN RWS. Wrote the paper: DBN.