1. Towards more objectivity in diagnosis and management of male infertility;Int J Androl,1997
2. Male reproductive health and dysfunction;Neischlag,1997
3. The prevalence and aetiology of infertility;Farley,1988
4. Health Protection Agency. Chlamydia. Available at:http://www.hpa.org.uk/webw/HPAweb&HPAwebStandard/HPAweb_C/1195733787092?p=1192454969657. Last accessed 1 November, 2008.
5. Etiology, manifestations and therapy of acute epididymitis: prospective study of 50 cases;Berger;J Urol,1979