1. Barkay, J., Kerpel, S. H., Ben-ezra, S., Gordon, S., Zuckerman, H.: The prostaglandin inhibitor effect of antiinflammatory drugs in the therapy of male infertility,Fertil. Steril., 42, 406 (1984).
2. Sigman, M., Vance, M. L.: Medical treatment of idiopathic infertility,Urol. Clin. North Amer., 14, 459 (1987).
3. Gögüs, O., Müftüoğlu, Y. Z., Bedük, Y., Aydar, A. R., Safak, M.: Effects of the kallikrein treatment on sperm count and motility.Bull. Ankara Med. School, 10, 185 (1988).
4. Embrey, M. P.: The Prostaglandins in Human Reproduction. Churchill Livingstone, Edinburgh, 1975.
5. Hotchkiss, R. S.: Infertility in the male. In: Campbell, M. J., Harrison, J. H. (eds): Urology, 3rd ed. W. B. Saunders Co., Philadelphia, 1970, pp. 640–674.