National Institute for Health and Clinical Excellence, Multiple Pregnancy. The Management of Twin and Triplet Pregnancies in the Antenatal Period. NICE Clinical Guideline 129 (Manchester, UK: NICE, 2011).
National Institute for Health and Clinical Excellence, “Twin and Triplet Pregnancy. NICE Guideline [NG137],” Published: 04 September 2019, accessed January 19, 2022, https://www.nice.org.uk/guidance/ng137.
S. Kawachiya, D. Bodri, N. Shimada, K. Kato, Y. Takehara, and O. Kato, “Blastocyst Culture Is Associated With an Elevated Incidence of Monozygotic Twinning After Single Embryo Transfer,” Fertility and Sterility 95 (2011): 2140–2142.
T. Nakasuji, H. Saito, R. Araki, et al., “The Incidence of Monozygotic Twinning in Assisted Reproductive Technology: Analysis Based on Results From the 2010 Japanese ART National Registry,” Journal of Assisted Reproduction and Genetics 31 (2014): 803–807.
M. Dziadosz and M. I. Evans, “Re‐Thinking Elective Single Embryo Transfer: Increased Risk of Monochorionic Twinning—A Systematic Review,” Fetal Diagnosis and Therapy 42, no. 2 (2017): 81–91.