> flossing evidence That was a thing a few years back: https://www.health.harvard.edu/blog/tossing-flossing-2016081710196 https://www.health.harvard.edu/blog/t

> flossing evidence That was a thing a few years back: https://www.health.harvard.edu/blog/tossing-flossing-2016081710196 https://www.health.harvard.edu/blog/tossing-flossing-2016081...