No abstract available
MeSH terms
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Adolescent
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Adult
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Age Factors
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Child
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Child, Preschool
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Chorionic Gonadotropin
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Follicle Stimulating Hormone / blood
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Gonadotropin-Releasing Hormone
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Humans
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Klinefelter Syndrome / diagnosis*
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Luteinizing Hormone / blood
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Male
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Puberty*
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Sperm Count
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Testis / growth & development
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Testosterone / blood
Substances
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Chorionic Gonadotropin
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Gonadotropin-Releasing Hormone
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Testosterone
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Luteinizing Hormone
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Follicle Stimulating Hormone