Received: 29 September 2020
Accepted: 25 March 2021
First Online: 7 April 2021
: The Ethical Committee, Defence Services Medical Academy, Yangon Region, Myanmar approved data collection and written informed consent before the study commences. The permission to collect the data was also approved by authorities of textile mill (Thamine), Yangon Region, Myanmar. The survey information sheet including the study objectives, contents of questionnaires, measurement procedure and rights of participants were explained to the participants before conducting interviews. The written informed consents signed by all participants were obtained. All ethical requirements stringently ensured to keep participants confidentiality.
: Not applicable.
: The authors declare that they have no competing interests.