1. Demographics of Internet Users (2011) In Internet and American Life Project. Pew Research Center, Washington D.C
2. Berkman ND et al (2011) Health literacy interventions and outcomes: an updated systematic review. Evid Rep Technol Assess (Full Rep) 199:1–941
3. (CDC), U.D.o.H.a.H.S.-C.f.D.C.a.P (2009) Simply put: A Guide for Creating Easy-to-Understand Materials. Atlanta, GA
4. BD, W (2003) Health literacy: a manual for clinicians, ed. A.M. foundation, Chicago: American Medical Association
5. How to Write Easy-to-Read Health Materials. [cited 2017 03/02]; Available from:
https://www.nlm.nih.gov/medlineplus/etr.html