Prapaiwan Danpradit และ Natthanya Prasitsary. (2023) Effects of the Health Belief Model Educational Program on Perceptions and Preventive Behaviors of COVID-19 in Secondary School Students. <i>Vajira Medical Journal: Journal of Urban Medicine</i>, <i>67</i>(3), none.Prapaiwan Danpradit และ Natthanya Prasitsary. "Effects of the Health Belief Model Educational Program on Perceptions and Preventive Behaviors of COVID-19 in Secondary School Students". Vajira Medical Journal: Journal of Urban Medicine 67 (2023):none.Prapaiwan Danpradit และ Natthanya Prasitsary. Effects of the Health Belief Model Educational Program on Perceptions and Preventive Behaviors of COVID-19 in Secondary School Students. Text and Journal Publication:ม.ป.ท. 2023.