history of pregnancy test

The history of the pregnancy test

by Sandy Maple, Posted May 14th 2008 2:04PM

You probably know a little something about the old school pregnancy test devised in the 1920's. A woman's urine was injected into an immature mouse, rat, frog or rabbit. If the pregnancy hormone human chorionic gonadotropin (hCG) was present, the ...

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history of pregnancy test

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