Rangjob, Thunya, Phalakorn Suebsamran, and Pawena Limpiteeprakan. 2019. “Oral Health Knowledge, Attitude and Practices in Parents of Preschool Child in Warinchamrab Municipality, Ubon Ratchathani Province”. UBRU Journal for Public Health Research 8 (1):17-27. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/211515.