(Inggris) Kurinczuk JJ, Hansen M, Bower C (2004). "The risk of birth defects in children born after assisted reproductive technologies". Current Opinion in Obstetrics and Gynecology. 16 (3): 201–9. doi:10.1097/00001703-200406000-00002. PMID15129049.
(Inggris) Olson CK, Keppler-Noreuil KM, Romitti PA, Budelier WT, Ryan G, Sparks AE, Van Voorhis BJ (2005). "In vitro fertilization is associated with an increase in major birth defects". Fertil Steril. 84 (5): 1308–15. doi:10.1016/j.fertnstert.2005.03.086. PMID16275219.
(Inggris) Zhang Y, Zhang YL, Feng C, et al. (September 2008). "Comparative proteomic analysis of human placenta derived from assisted reproductive technology". Proteomics. 8 (20): 4344–56. doi:10.1002/pmic.200800294. PMID18792929.
(Inggris) Ethics Committee of the American Society for Reproductive Medicine (2009). "Fertility treatment when the prognosis is very poor or futile". Fertility and Sterility. 92 (4): 1194–7. doi:10.1016/j.fertnstert.2009.07.979. PMID19726040.
(Inggris) Kurinczuk JJ, Hansen M, Bower C (2004). "The risk of birth defects in children born after assisted reproductive technologies". Current Opinion in Obstetrics and Gynecology. 16 (3): 201–9. doi:10.1097/00001703-200406000-00002. PMID15129049.
(Inggris) Olson CK, Keppler-Noreuil KM, Romitti PA, Budelier WT, Ryan G, Sparks AE, Van Voorhis BJ (2005). "In vitro fertilization is associated with an increase in major birth defects". Fertil Steril. 84 (5): 1308–15. doi:10.1016/j.fertnstert.2005.03.086. PMID16275219.
(Inggris) Zhang Y, Zhang YL, Feng C, et al. (September 2008). "Comparative proteomic analysis of human placenta derived from assisted reproductive technology". Proteomics. 8 (20): 4344–56. doi:10.1002/pmic.200800294. PMID18792929.
(Inggris) Ethics Committee of the American Society for Reproductive Medicine (2009). "Fertility treatment when the prognosis is very poor or futile". Fertility and Sterility. 92 (4): 1194–7. doi:10.1016/j.fertnstert.2009.07.979. PMID19726040.