References
- American College of Obstetricians and Gynecologists. ACOG Practice Bulletin No.142: cerclage for the management of cervical insufficiency. Obstet Gynecol. 2014;123(2, Part 1):372–379.
- Owen J, Yost N, Berghella V, et al. Mid-trimester endovaginal sonography in women at high risk for spontaneous preterm birth. JAMA. 2001;286(11):1340–1348.
- Heath VC, Southall TR, Souka AP, et al. Cervical length at 23 weeks of gestation: prediction of spontaneous preterm delivery. Ultrasound Obstet Gynecol. 1998;12(5):312–317.
- McDonald IA. Incompetence of the cervix. Aust N Z J Obstet Gynaecol. 1978;18(1):34–37.
- Shennan A, Jones B. The cervix and prematurity: aetiology, prediction and prevention. Semin Fetal Neonat Med. 2004;9(6):471–479.
- Rumack CM, Wilson SR, Charboneau W, et al. Diagnostic ultrasound. 4th ed. Philadelphia: Elsevier Mosby; 2011.
- Iams JD, Grobman WA, Lozitska A, et al. Adherence to criteria for transvaginal ultrasound imaging and measurement of cervical length. Am J Obstet Gynecol. 2013;209(4):365.e1–365.e5.
- EURO-PERISTAT. EURO-PERISTAT Project with SCPE and EUROCAT. European Perinatal Health Report. The health and care of pregnant women and babies in Europe in 2010; May 2013. Available from: www.europeristat.com.
- Taylor BK. Sonographic assessment of cervical length and the risk of preterm birth. J Obstet Gynecol Neonat Nurs. 2011;40(5):617–631.
- Granese R, Calagna G, Sollano A, et al. Data comparison between pharmacological induction of labour and spontaneous delivery. A single centre experience. Ginekol Pol. 2016;87(10):697–700.
- Ciancimino L, Laganà AS, Chiofalo B, et al. Would it be too late? A retrospective case-control analysis to evaluate maternal-fetal outcomes in advanced maternal age. Arch Gynecol Obstet. 2014;290(6):1109–1114.
- Jackson RA, Gibson KA, Wu YW, et al. Perinatal outcomes in singletons following in vitro fertilization: a meta-analysis. Obstet Gynecol. 2004;103(3):551–563.
- Suhag A, Berghella V. Short cervical length dilemma. Obstet Gynecol Clin North Am. 2015;42(2):241–254.
- Schoen CN, Tabbah S, Iams JD, et al. Why the United States preterm birth rate is declining. Am J Obstet Gynecol. 2015;213(2):175–180.
- Alfirevic Z, Stampalija T, Roberts D, et al. Cervical stitch (cerclage) for preventing preterm birth in singleton pregnancy. Cochrane Database Syst Rev. 2012;4(4):CD008991.
- Jorgensen AL, Alfirevic Z, Tudur Smith C, et al. Cervical stitch (cerclage) for preventing pregnancy loss: individual patient data meta-analysis. BJOG. 2007;114(12):1460–1476.
- Bassaw B, Roopnarinesingh S. The efficacy of cervical cerclage. West Indian Med J. 1990;39(1):39–42.
- Weissman A, Jakobi P, Zahi S, et al. The effect of cervical cerclage on the course of labor. Obstet Gynecol. 1990;76(2):168–171.
- Vitsky M. Simple treatment of the incompetent cervical os. Am J Obstet Gynecol. 1961;81(6):1194–1197.
- Becher N, Adams Waldorf K, Hein M, et al. The cervical mucus plug: structured review of the literature. Acta Obstet Gynecol Scand. 2009;88(5):502–513.
- Acharya G, Eschler B, Grønberg M, et al. Noninvasive cerclage for the management of cervical incompetence: a prospective study. Arch Gynecol Obstet. 2006;273(5):283–287.
- Nott JP, Bonney EA, Pickering JD, et al. The structure and function of the cervix during pregnancy. Transl Res Anat. 2016;2:1–7.
- Word RA, Li XH, Hnat M, et al. Dynamics of cervical remodeling during pregnancy and parturition: mechanisms and current concepts. Semin Reprod Med. 2007;25(1):69–79.
- Daniela Stănescu A, Liana Pleș JM, Chiriac R. Ultrasound cervical assessment at 18–20 weeks of gestation-predictive factor for preterm delivery. Ginecologia Ro. 2010;6:1841–4435.