Shigella sonnei factsheet – Safe Drinking Water Foundation
https://www.safewater.org/fact-sheets-1/2016/11/18/detailed-shigella
https://www.safewater.org/fact-sheets-1/2016/11/18/detailed-shigella
https://www.mayoclinic.org/diseases-conditions/salmonella/symptoms-causes/syc-20355329
https://www.safewater.org/fact-sheets-1/2016/11/18/detailed-shigella
https://medlineplus.gov/ency/article/000295.htm