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Okay, this is a silly question, but I cannot find the answer anywhere. A friend and I were arguing about it and we couldn't agree.
Yes, there is a source on Wikianswers that says "2000 times per day", but they site no source, and I can't trust it "just because".
Do any dentists out there have a book/resource/personal experience that they know this from?
Yes, there is a source on Wikianswers that says "2000 times per day", but they site no source, and I can't trust it "just because".
Do any dentists out there have a book/resource/personal experience that they know this from?