I’m not sure where the author got the idea that flossing is more valuable than brushing. https://www.health.harvard.edu/blog/tossing-flossing-2016081710196 htt

I’m not sure where the author got the idea that flossing is more valuable than brushing. https://www.health.harvard.edu/blog/tossing-flossing-2016081710196 https://www.health.harvard.edu/blog/tossing-flossing-2016081...