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By National Museum of Dentistry

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Medical benefits of dental floss unproven

http://bigstory.ap.org/article/f7e66079d9ba4b4985d7af350619a9e3/medical-benefits-dental-floss-unproven

Dentists forgot to study flossing for a century, recommended it anyway | Ars Technica

http://arstechnica.com/science/2016/08/dentists-forgot-to-study-flossing-for-a-century-recommended-it-anyway/

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By Steve Snodgrass