Sinlapasacram, N., and N. Chaipichitpan. “Prevalence of Psychiatric Disorders in Inpatients Cannabis Dependents at Princess Mother National Institute on Drug Abuse Treatment”. Journal of The Department of Medical Services, vol. 45, no. 1, Mar. 2020, pp. 12-20, https://he02.tci-thaijo.org/index.php/JDMS/article/view/244736.