Possible Changes in Male Fertility Over a 15-Year Period

R. Menkveld Department of Andrology, Division of Obstetrics and Gynaecology, Tygerberg Hospital, Tygerberg, 7505, South Africa

J. A. Van Zyl Department of Andrology, Division of Obstetrics and Gynaecology, Tygerberg Hospital, Tygerberg, 7505, South Africa

T. J. W. Kotze Institute of Biostatistics, S.A. Medical Research Council, Tygerberg, 7505, South Africa

G. Joubert Institute of Biostatistics, S.A. Medical Research Council, Tygerberg, 7505, South Africa

References

Nelson C MK, Bunge RG. Semen analysis: Evidence for changing parameters of male fertility potential. Fertil Steril 1974; 25: 503–507
PubMed Web of Science ®Google Scholar
MacLeod J, Gold RZ. The male factor in fertility and infertility. II. Spermatozoon counts in 1000 men of known fertility and in 1000 cases of infertile marriages. J Urol 1951; 66: 436–439
PubMed Web of Science ®Google Scholar
MacLeod J. The male factor in fertility and infertility. An analysis of ejaculate volume in 800 fertile men and 600 men in infertile marriage. Fertil Steril 1950; 1: 347
PubMed Web of Science ®Google Scholar
MacLeod J, Gold RZ. The male factor in fertility and infertility. IV. Sperm morphology in fertile and infertile marriage. Fertil Steril 1951; 2: 394
PubMed Web of Science ®Google Scholar

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