กันเพ็ชร์ ไ.; ธีระวัฒน์สกุล ส. Prevalence of Risk Factors and Protective Factors of Drug Abuse in 5th and 6th Grade Students, Lamphun Primary Educational Service Area Office 1. PAYAP UNIVERSITY JOURNAL, [S. l.], v. 29, n. 1, p. 120–131, 2019. DOI: 10.14456/pyuj.2019.10. Disponível em: https://so05.tci-thaijo.org/index.php/pyu/article/view/200104. Acesso em: 4 may. 2024.