“FACTORS ASSOCIATED WITH ILLICIT INJECTION DRUG USE AMONG METHADONE MAINTENANCE TREATMENT PATIENTS IN INDONESIA: Irvan Afriandi1,2, Sukhontha Kongsin1, Sukhum Jiamton3, Bhusita Intaraprasong4, and Pandu Riono5”. 2020. The Southeast Asian Journal of Tropical Medicine and Public Health, vol. 51, no. 1, Mar. 2021, pp. 26-35, https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/108.