Gastroenteritis in adults. National Health Service. http://www.nhs.uk/conditions/gastroenteritis/Pages/Introduction.aspx. March 2014. Accessed November 2015.
Gastroenteritis. Cleveland Clinic. http://my.clevelandclinic.org/health/diseases_conditions/hic_Gastroenteritis. 2012. Accessed November 2014.
US Dept of Health and Human Services, Centers for Disease Control and Prevention. Viral gastroenteritis. http://www.cdc.gov/ncidod/dvrd/revb/gastro/faq.htm. February 2011. Accessed November 2013.
National Center for Immunization and Respiratory Diseases. Division of Viral Diseases. US Dept of Health and Human Services, Centers for Disease Control and Prevention. Viral gastroenteritis. http://www.cdc.gov/ncidod/dvrd/revb/gastro/faq.htm. February 25, 2011. Accessed November 30, 2011.