Thread: Fertility Awareness?
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Old 08-30-2007, 11:09 AM
LetItBe LetItBe is offline
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Join Date: Nov 2006
Posts: 403
Default Re: Fertility Awareness?
http://www.marquette.edu/nursing/NFP/index.shtml

Also I know there is a "Creighton model" out there as well.
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