Sepúlveda-Arias, Juan Carlos, Carlos Isaza, and Juan Pablo Vélez. “Hepatitis B and C Prevalence Among Heroin Addicts in Methadone Maintenance Treatment (MMT) and Not in MMT in Pereira, Colombia”. The Journal of Infection in Developing Countries 8, no. 09 (September 12, 2014): 1228–1230. Accessed April 29, 2024. https://www.jidc.org/index.php/journal/article/view/25212091.