1.American Society for Reproductive Medicine
www.asrm.org/index.html

2.British Fertility Society
www.britishfertilitysociety.org.uk/

3.European Society of Human Reproduction and Embriology
www.eshre.com/emc.asp

4.Human Fertility
www.tandf.co.uk/journals/titles/14647273.asp

5.In Vitro Fertilization
www.ivf.net

6. Society for Reproduction and Fertility
www.srf-reproduction.org/

7.Internetional Embrio Transfer Society
www.iets.org/

8.American Pregnancy Association
www.americanpregnancy.org/infertility/ivf.html