1. Adams, T. (2002). When the Story's Over, The Guardian, January 27. Available: http://wwwguardiancouk/theobserver/2002/jan/27/featuresmagazine57. Accessed February 16, 2009.
2. Ethical implications of aggressive obstetric management at less than 28 weeks of gestation;Ahner;Acta Obstetricia et Gynecologica Scandinavica,2001
3. Guidelines on number of embryos transferred;Fertility and Sterility,2008
4. Assisted Human Reproduction Canada. (2009). Available: www.ahrc-pac.gc.ca. Accessed February 16, 2009.
5. State intervention in pregnancy;Bessner,1994