No abstract available
MeSH terms
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Adult
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Follicle Stimulating Hormone / blood*
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Follicle Stimulating Hormone / urine*
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Humans
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Male
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Middle Aged
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Radioimmunoassay
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Semen / analysis
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Spermatozoa / growth & development
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Spermatozoa / physiology
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Testicular Diseases / blood*
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Testicular Diseases / urine*
Substances
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Follicle Stimulating Hormone