Acknowledgements
The authors are exceedingly grateful to all those involved in the successful field operations in the study, including the director and healthcare workers of Baan Na-Yao Health Promoting Hospital, Sanam Chai Khet District, Chachoengsao, Thailand, the village health volunteers of Baan Na-Yao Health Promoting Hospital, Sanam Chai Khet District, Chachoengsao, Thailand, and the Thai Health Promotion Foundation, , Bangkok, Thailand. The authors thank all the staff of the Department of Military and Community Medicine, Phramongkutklao College of Medicine, Bangkok, Thailand, for their support in completing this study.