1. The NHS Maternity Statistics, England: 2019–2020. https://digital.nhs.uk/data-and-information/publications/statistical/nhs-maternity-statistics/2019-20.
2. Stutchfield P, Whitaker R, Russell I. Antenatal betamethasone and incidence of neonatal respiratory distress after elective caesarean section: pragmatic randomised trial. BMJ. 2005;331:662.
3. National Institute for Health and Care Excellence. Caesarean Birth. NICE Guideline (NG192) (2021). https://www.nice.org.uk/guidance/ng192.
4. Purva M, Kinsella SM. Caesarean section anaesthesia technique and failure rate. In Chereshneva M, Johnston C, Colvin JR, Peden CJ editors. Raising the standards: RCoA quality improvement compendium. 4th Edition. Royal College of Anaesthetists 2020. p. 254–55.
5. Bollag L, Lim G, Sultan P, Habib AS, Landau R, Zakowski M, Tiouririne M, Bhambhani S, Carvalho B. Anesth Analg. Society for Obstetric Anesthesia and Perinatology: Consensus Statement and Recommendations for Enhanced Recovery After Cesarean 2021; 132:1362–77