Male reproduction and environmental and occupational exposures: a review of epidemiologic methods
نویسندگان
چکیده
منابع مشابه
Male reproduction and environmental and occupational exposures: a review of epidemiologic methods.
Concerns that chemical exposures in the environment have been detrimental to male sexual development and fertility have been heightened by reports of declining sperm counts over the past 50 years. Marked geographic variation has been found in semen quality and in the incidence of testicular cancer and certain urogenital defects. Debate continues over the existence, magnitude and significance of...
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ژورنال
عنوان ژورنال: Salud Pública de México
سال: 1999
ISSN: 0036-3634
DOI: 10.1590/s0036-36341999000800005