http://www.pbs.org/wgbh/amex/pill/sfeature/sf_cycle.html I don't remember for sure if this is what I'm thinking of, but it's pretty darn close. You can see how your cycle goes with and without the pill, and see what changes biologicaly/chemically in your body. =)
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Date: 2006-02-06 07:32 am (UTC)