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The investigators at the Sixth Summit Meeting on Hormonal Male Contraception, Petersberg, Germany, held on July 7–9, 2002, recognized the need for standardized clinical trials to develop a hormonal ma...
Androgen deficiency in the aging male has become a topic of increasing interest and debate throughout the world. The demographics clearly demonstrate the increasing percentage of the population that i...
In basic semen analysis and many research-oriented investigations, it is important to distinguish between dead and live spermatozoa. A proportion of live spermatozoa can be identified by their motilit...
The powerful demographic trend toward aging of populations in most countries has appropriately focused attention on the health problems of older men. Although there is agreement that serum total, bi...

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