Joob Beuy, Wiwanitkit Viroj
Sanitation 1, Medical Academic Center, Bangkok, Thailand.
Department of Community Medicine, Dr DY Patil Vidyapeeth University, Pune, India.
Fam Med Community Health. 2019 Jul 8;7(3):e000183. doi: 10.1136/fmch-2019-000183. eCollection 2019.