http://www.asrm.org/
www.eshre.com/home.asp
http://www.mnet.fr/iffs
http://www.ferti.net/
Society for the Study of Reproduction: www.ssr.org/ssr/ssr.htm
www.repromed.org.uk/bas/index.htm
www.britishfertilitysociety.org.uk
www.nypl.org/
http://www.flasef.org/
http://www.repromedltd.com/ctlg.htm
http://www.tradepoint.org.gt/
http://www.visembryo.com/baby/index.html
http://www.eje.org/
http://www.pofsupport.org/
http://www.cryobank.com/