1. Estimation of the prevalence and incidence of infertility in a population: a pilot study;Page;Fertil. Steril.,1989
2. World Health Organization, The Epidemiology of Infertility: Report of a WHO Scientific Group, Geneva: WHO Technical Report Series no. 582, 1975.
3. World Health Organization: Report of the Meeting on the Prevention of Infertility at the Primary Health Care Level, WHO/MCH/1984.4, WHO, Geneva 1983.
4. F. Serbanescu, L. Morris, “Reproductive Health in Transition Countries in the European Context” prepared for the European Population Forum 2004, Available at http://www.euro.who.int/__data/assets/pdf_file/0010/73954/EN63.pdf.
5. The increasing concern with infertility—why now?;Aral;JAMA,1983