References
- Davies J CA. Lead toxicity in South Africa. S Afr Med J 1985; 67: 833–834
- Dunnick J K, Gupta B N, Harris M W, Lamb J C. Reproductive toxicity of dimethyl phosphonate (DMMP) in the male Fischer rat. Toxic Appl Pharmacol 1984; 72: 379–387
- Eyden B P, Maisin J R, Mattelin G. Long term effects of dietary lead acetate on survival, body weight and seminal cytology in mice. Bull Environ Contam Toxicol 1978; 19: 266–272
- Harris H, Whittaker M. Differential inhibition of human serum cholinesterase with fluoride: Recognition of two new phenotypes. Nature (London) 1961; 191: 496
- Hildebrand D C, Der H, Griffen W, Fahim M S. Effect of lead acetate on reproduction. Am J Obstet Gynecol 1973; 115: 1058–1065
- Kalow W, Staron N. On distribution and inheritance of atypical forms of human serum cholinesterase, as indicated by dibucaine numbers. Can J Biochem 1957; 35: 1305
- Kruger T F, Acosta A A, Simmons K F, Swanson R J, Malta J F, Oehninger S. Predictive value of abnormal sperm morphology in in vitro fertilization. Fertile Steril 1988; 49: 112–117
- Kruger T F, Menkveld R, Stander F SH, et al. Sperm morphology as a prognostic factor in in vitro fertilization. Fertil Steril 1986; 46: 1118–1123
- Lancranjan I, Popescu H I, Granescu O, Klepsch I, Serbanescu M. Reproductive ability of workmen occupationally exposed to lead. Arch Environ Health 1985; 30: 396–401
- Menkveld R, Kruger T F. Basic semen analysis: The Tygerberg experience. Human Spermatozoa in Assisted Reproduction, A A Acosta, R J Swanson, S B Ackerman, T F Kruger, J A Van Zyl, R Menkveld. Williams & Wilkins, Baltimore 1990; 164–175
- Menkveld R, Stander F SH, Kotze T, Jvan W, Kruger T F, VanZyl J A. The evaluation of morphological characteristics of human spermatozoa according to stricter criteria. Human Reprod 1990; 5: 580–592
- Rom W N. Effects of lead on the female and reproduction: A review. Mt Sinai J Med 1976; 43: 542–551
- Subramanian K S, Meranger J C. A rapid electrothermal atomic absorption spectrophotometric method for cadmium and lead in human whole blood. Clin Chem 1981; 27(11)1866–1871
- VanZyl J A. The infertile couple. II. Examination and evaluation of semen. S Afr Med J 1980; 5: 485–491
- Vardley H, Gowenlock A H, Bell M. Practical Clinical Biochemistry. William Heinemann Medical Books Ltd, London 1980; 579
- Wildt K, Eliasson R, Berlin M. Reproductive and developmental toxicity of metals. Plenum Press, New York and London 1983; 279–300