Intrapartum sonography and persistent occiput posterior position: a study of 408 deliveries.
Gardberg M, Laakkonen E, Sälevaara M.
Obstet Gynecol. 1998 May;91(5 Pt 1):746-9. doi: 10.1016/s0029-7844(98)00074-x.
Randomized controlled trial of hands-and-knees positioning for occipitoposterior position in labor.
Stremler R, Hodnett E, Petryshen P, Stevens B, Weston J, Willan AR.
Birth. 2005 Dec;32(4):243-51. doi: 10.1111/j.0730-7659.2005.00382.x.
Uterine contractility in women whose fetus is delivered in the occipitoposterior position.
Buhimschi CS, Buhimschi IA, Malinow AM, Weiner CP.
Am J Obstet Gynecol. 2003 Mar;188(3):734-9. doi: 10.1067/mob.2003.149.
Malpresentations--impact on mode of delivery.
Gardberg M, Leonova Y, Laakkonen E.
Acta Obstet Gynecol Scand. 2011 May;90(5):540-2. doi: 10.1111/j.1600-0412.2011.01105.x.
Episiotomy: the final cut?
Steiner N, Weintraub AY, Wiznitzer A, Sergienko R, Sheiner E.
Arch Gynecol Obstet. 2012 Dec;286(6):1369-73. doi: 10.1007/s00404-012-2460-x. Epub 2012 Jul 19.
A biomechanical study of the birth position: a natural struggle between mother and fetus.
Moura R, Borges M, Oliveira D, Parente M, Kimmich N, Mascarenhas T, Natal R.
Biomech Model Mechanobiol. 2022 Jun;21(3):937-951. doi: 10.1007/s10237-022-01569-2. Epub 2022 Apr 5.
Recurrent persistent occipito-posterior position in subsequent deliveries.
Gardberg M, Stenwall O, Laakkonen E.
BJOG. 2004 Feb;111(2):170-1. doi: 10.1046/j.1471-0528.2003.00046.x.
[Occipito-posterior fetal head position, maternal and neonatal outcome].
Martino V, Iliceto N, Simeoni U.
Minerva Ginecol. 2007 Aug;59(4):459-64.
Hands and knees posture in late pregnancy or labour for fetal malposition (lateral or posterior).
Hofmeyr GJ, Kulier R.
Cochrane Database Syst Rev. 2005 Apr 18;(2):CD001063. doi: 10.1002/14651858.CD001063.pub2.
Maternal positioning with flexed thighs to correct foetal occipito-posterior position in labour: A systematic review and meta-analysis.
Lee N, Munro V, Oliver K, Flynn J.
Midwifery. 2021 Aug;99:103008. doi: 10.1016/j.midw.2021.103008. Epub 2021 Apr 20.
