Wongsanao, S. and Sumpowthong, K. (2015) “Oral health care promotion program in pregnant women by application of the health belief model and the encouragement from their husbands to prevent gingivitis”, Journal of Medicine and Health Sciences, 22(3), pp. 34–40. available at: https://he01.tci-thaijo.org/index.php/jmhs/article/view/58612 (accessed: 11 October 2026).