Comment on

• Adverse pregnancy and birth outcomes associated with Mycoplasma hominis, Ureaplasma urealyticum and Ureaplasma parvum: a systematic review and meta-analysis.

  Jonduo ME, Vallely LM, Wand H, Sweeney EL, Egli-Gany D, Kaldor J, Vallely AJ, Low N. Jonduo ME, et al. BMJ Open. 2022 Aug 26;12(8):e062990. doi: 10.1136/bmjopen-2022-062990. BMJ Open. 2022. PMID: 36028274 Free PMC article.
• Perioperative complications of a transvaginal cervical cerclage in singleton pregnancies: a systematic review and meta-analysis.

  van Dijk CE, Breuking SH, Jansen S, Limpens JCEJM, Kazemier BM, Pajkrt E. van Dijk CE, et al. Am J Obstet Gynecol. 2023 May;228(5):521-534.e19. doi: 10.1016/j.ajog.2022.10.026. Epub 2022 Oct 28. Am J Obstet Gynecol. 2023. PMID: 36441090
• Vaginal cleansing before unscheduled cesarean delivery to reduce infection: a randomized clinical trial.

  Temming LA, Frolova AI, Raghuraman N, Tuuli MG, Cahill AG. Temming LA, et al. Am J Obstet Gynecol. 2023 Jun;228(6):739.e1-739.e14. doi: 10.1016/j.ajog.2022.11.1300. Epub 2022 Nov 30. Am J Obstet Gynecol. 2023. PMID: 36462539 Free PMC article. Clinical Trial.
• Techniques for managing an impacted fetal head at caesarean section: A systematic review.

  Gq Peak A, Barwise E, Walker KF. Gq Peak A, et al. Eur J Obstet Gynecol Reprod Biol. 2023 Feb;281:12-22. doi: 10.1016/j.ejogrb.2022.12.017. Epub 2022 Dec 12. Eur J Obstet Gynecol Reprod Biol. 2023. PMID: 36525940