Campylobacter Factsheet (WHO)
https://www.who.int/news-room/fact-sheets/detail/campylobacter
https://www.who.int/news-room/fact-sheets/detail/campylobacter
https://www.safewater.org/fact-sheets-1/2017/1/23/campylobacter
https://www.cdc.gov/campylobacter/index.html
https://www.cdc.gov/healthywater/drinking/private/wells/disease/campylobacter.html