1. Fentanyl-associated fatalities among illicit drug users in Wayne County, Michigan (July 2005–May 2006);Algren;Journal of Medical Toxicology,2013
2. Plain Language Action and Information Network (PLAIN), What is plain language?, Retrieved December 7, 2017, from website link https://www.plainlanguage.gov/about/definitions/, 2018.
3. Transforming qualitative information: Thematic analysis and code development;Boyatzis,1998
4. Expert: Ohio falling short of top states’ performance in drug battle;Candisky,2017
5. CDC clear communication index score sheet;Centers for Disease Control and Prevention (CDC),2014