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Big #Dentistry wants to know! Sounds topical. Survey from 1944. #ThrowbackThursday!
industrydocuments.ucsf.edu/docs/#id=ktml0…
industrydocuments.ucsf.edu/docs/#id=ktml0…
CORRECTION: 1945, the same year they added bioavailable #fluorine to the diet of people in Michigan, to prevent #toothdecay. Sample question: "What do you believe is the principal cause of #dental caries?"
And, "Can caries be prevented in a practical manner? If yes, how?"
