1. Gestational surrogacy;Brinsden;Hum Reprod Update,2003
2. Ethical aspects of surrogacy;Walters;Aust N Z J Obstet Gynaecol,1989
3. Centers for Disease Control and Prevention, American Society for Reproductive Medicine, Society for Assisted Reproductive Technology Assisted Reproductive Technology National Summary Report 2013
4. Macaldowie A Wang YA Chambers GM Sullivan EA Assisted reproductive technology in Australia and New Zealand 2011 2013
5. Everingham A. he Growth in Australians Use of Commercial Surrogacy As a Means of Family Formation 2012