https://www.guardiandirect.com/resources/articles/how-do-different-types-water-affect-your-teeth
https://www.mouthhealthy.org/en/az-topics/e/dietary-acids-and-your-teeth
http://fortune.com/2018/03/07/womens-day-history-photos/
https://www.cdc.gov/Features/HealthyMen/