References
- Belsey M A. The epidemiology of infertility: a review with particular reference to sub-Saharan Africa. Bull World Health Organization 1976; 54: 319–341
- Bornman M S, Mahomed M F, Boomker D, Schulenburg G W, Reif S, Crewe-Brown H H. Syphilis serology in males attending the Andrology Clinic at Ga-Rankuwa Hospital. Arch Androl 1992; 29: 215–218
- Bornman M S, Mahomed M F, Boomker D, Schulenburg G W, Reif S, Crewe-Brown H H. Microbial flora in semen of African men at Ga-Rankuwa Hospital. Andrologia 1990; 22: 118–121
- Cates W, Farley T MM, Rowe P J. Worldwide patterns of infertility: Is Africa different?. Lancet 1985; 596–598
- Chukudebelu W O. The male factor infertility: Nigerian experience. Int J Fertil 1978; 23: 238–239
- Fiander A. Causes of infertility among 1000 patients in Ghana. Trop Doct 1990; 20: 137–138
- Lapido O A. The role of artificial insemination in the management of infertility. East Afr Med J 1979; 56: 219–222
- Mathews T, Mati J KG, Fomula J N. A study of infertility in Kenya: results of investigation of the infertile couple in Nairobi. East Afr Med J 1981; 58: 288–297
- Mortimer D, Templeton A A, Lenton E A, Coleman R A. Semen analysis parameters and their interrelationships in suspected infertile men. Arch Androl 1982; 8: 165–171
- Moskowitz M O, Mellinger B C. Sexually transmitted diseases and their relation to male infertility. STDs and Other Lesions of the External Genitalia, The Urologic Clinics of North America, B C Mellinger, A D Smith. Saunders, Philadelphia 1992; 19: 35–45
- Obunganjo B O, Osoba A O, Ochei J. Infective factors of male infertility among Nigerians. Afr J Med Sci 1989; 18: 35–38
- Ojo A O. Male factor in infertile marriages in Nigeria. West Afr Med J 1968; 17: 210–211
- Omoriah W E, Egbunie G N, Lapido O A. Classification of the semen of the male partners of infertile Nigerian couples. Andrologia 1985; 17: 257–261
- Osegbe D N, Akinyangu O, Amaku E O. Fertility in males with sickle cell disease. Lancet 1981; 275–276
- Ramuthaga T N, Bornman M S, Mahomed M F, Boomker D, Greeff A S, Crewe-Brown H H, Reif S. Urine as an alternative to urethral swabs in infertile males. J Androl, (in press)
- Van Zyl J A (1985) Oligozoospermia: Present status. Proceedings, First Andrology Workshop of Southern Africa, PietermaritzburgSouth Africa, December, 31985
- Van Zyl J A, Menkveld R, Kotze T van W, Van Niekerk W A (1976) The importance of spermiograms that meet the requirements of international standards and the most important factors that influence semenparameters. Proceedings, 17th Congress of the International Society of Urology, JohannesburgSouth Africa, July, 1976, 25–30
- WHO. Laboratory Manual for the Examination of Human Semen and Semen-Cervical Interaction. Distrusted by WHO Special Programme of Research Development and Research Training in Human Reproduction, M A Belsey, R Eliasson, Gallegos, et al. Press Concern, Singapore 1980
- Wolomby M, Mputu L. Sperm characteristics of infertile and fertile Zairian men at the University Clinic of Mont Amba (Kinshasha). Andrologia 1987; 19: 362–368