1. Abuse, Substance and others. Federal guidelines for opioid treatment programs. HHS publication no(SMA) PEP15-FEDGUIDEOTP. 2015.
2. Alcohol intake in an attempt to fight COVID-19: A medical myth in Iran;Aghababaeian;Alcohol (Fayetteville, NY),2020
3. Qualitative research and its uses in health care;Al-Busaidi;Sultan Qaboos University Medical Journal,2008
4. An epidemic in the midst of a pandemic: opioid use disorder and COVID-19;Alexander;American College of Physicians,2020
5. What factors influence national health research agendas in low and middle income countries;Ali;Record Paper,2006