1. Peace Corps. The Peace Corps Mission [internet]. Washington DC
https://www.peacecorps.gov/about/
. Accessed 25 Oct 2016.
2. Peace Corps Office of Medical Services. The Health of the Volunteer 2016. Annual Report of Volunteer Health. Washington DC. Peace Corps Office of Medical Services, Epidemiology and Surveillance Unit. 2017.
3. Peace Corps. Preparation & Training [internet]. Washington DC.
https://www.peacecorps.gov/volunteer/preparation-and-training/
. Accessed 25 Oct 2016.
4. Peace Corps Guatemala. 2016. Summary of water disinfection methods. [Personal communication 2016 Oct 19].
5. World Health Organization (WHO). World Health Organization Guidelines for drinking-water quality, 4th edition. 2011. Geneva, World Health Organization.
http://apps.who.int/iris/bitstream/10665/44584/1/9789241548151_eng.pdf
. Accessed 25 Oct 2016.