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Impaired Fertility, Infertility

There are many causes of infertility, which are just as likely to lie with the man as with the woman. Although, difficulty in conceiving a child is complicated since the man and woman must be evaluated as a couple. The topics below link to other sites with more detailed information about the common issues surrounding infertility and how it is evaluated.



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National Toxicology Program (NTP), within the U.S. Department of Health and Human Services, is an interagency program headquartered at the National Institutes of Health's National Institute of Environmental Health Sciences (NIEHS) located in Research Triangle Park, NC.
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