Sperm Morphology, Motility, and Concentration in Fertile and Infertile Men
Guzick D, Overstreet J, Factor-Litvak P, Brazil C, Nakajima S, Coutifaris C, Carson S, Cisneros P, Steinkampf M, Hill J, Xu D, Vogel D. Sperm Morphology, Motility, and Concentration in Fertile and Infertile Men. New England Journal Of Medicine 2001, 345: 1388-1393. PMID: 11794171, DOI: 10.1056/nejmoa003005.Peer-Reviewed Original Research