Takahashi, Emiri http://orcid.org/0000-0002-6860-7293
Vilay, Phoutnalong
Chanthakoummane, Ketmany
Pongvongsa, Tiengkham
Kounnavong, Sengchanh
Kano, Shigeyuki
Kobayashi, Jun
Nonaka, Daisuke http://orcid.org/0000-0001-6793-2062
Funding for this research was provided by:
japan society for the promotion of science (16K12300)
takasaki university of health and welfare
national center for global health and medicine
Article History
Received: 30 July 2021
Accepted: 30 September 2021
First Online: 29 October 2021
Declarations
:
: This study was approved by the National Ethics Committee for Health Research, Ministry of Health, Lao PDR (No. 034/NECHR, 2016) and the Ethics Review Committee for Epidemiological Study, University of Ryukyus, Japan (No. 346). Before starting the study, surveyors explained the details of the study to the participants, such as its purpose, that participation was voluntary, information that would be collected, and how the data would be stored and managed. Written informed consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.