Bad sore throat? It's probably not strep, most likely viral. Infectious Disease Society of America. http://www.idsociety.org/2012_Strep_Throat_Guideline/. September 9, 2012. Accessed July 2016.
Stead W, et al. Symptomatic treatment of acute pharyngitis in adults. UpToDate. http://www.uptodate.com/contents/symptomatic-treatment-of-acute-pharyngitis-in-adults. Updated May 31, 2016. Accessed June 2016.
How long do bacteria and viruses live outside the body? NHS Choices. http://www.nhs.uk/chq/Pages/how-long-do-bacteria-and-viruses-live-outside-the-body.aspx. Updated October 13, 2015. Accessed July 2016.