M. Fitzpatrick, K. Mcquillan, O. Herlihy, and C. , Influence of persistent occiput posterior position on delivery outcome, Obstet Gynecol, vol.98, issue.6, pp.1027-1058, 2001.

S. E. Ponkey, A. P. Cohen, L. J. Heffner, and E. Lieberman, Persistent fetal occiput posterior position: obstetric outcomes, Obstet Gynecol, vol.101, issue.5, pp.915-935, 2003.

E. Peregrine, P. O'brien, and E. Jauniaux, Impact on delivery outcome of ultrasonographic fetal head position prior to induction of labor, Obstet Gynecol, vol.109, issue.3, pp.618-643, 2007.

K. Sen, H. Sakamoto, Y. Nakabayashi, Y. Takeda, S. Nakayama et al.,

, Management of the occiput posterior presentation: a single institute experience, J Obstet Gynaecol Res, vol.39, issue.1, pp.160-165, 2013.

W. J. Carseldine, H. Phipps, S. F. Zawada, N. T. Campbell, J. P. Ludlow et al.,

, Does occiput posterior position in the second stage of labour increase the operative delivery rate?, Aust N Z J Obstet Gynaecol, vol.53, issue.3, pp.265-70, 2013.

C. Salameh, F. Canoui-poitrine, M. Cortet, A. Lafon, R. Rudigoz et al., Does persistent occiput posterior position increase the risk of severe perineal laceration?

F. Gynécologie-obstétrique, , vol.39, pp.545-553, 2011.

M. Guittier and V. Othenin-girard,

F. Gynécologie-obstétrique, , vol.40, pp.255-60, 2012.

R. Desbriere, J. Blanc, L. Dû, R. Renner, J. Carcopino et al., Is maternal posturing during labor efficient in preventing persistent occiput posterior position? A randomized controlled trial, Am J Obstet Gynecol, vol.208, issue.1, pp.60-61, 2013.

A. Kariminia, M. E. Chamberlain, J. Keogh, and A. Shea, Randomised controlled trial of effect of hands and knees posturing on incidence of occiput posterior position at birth, BMJ, vol.328, issue.7438, p.490, 2004.

R. Stremler, E. Hodnett, P. Petryshen, B. Stevens, J. Weston et al., Randomized controlled trial of hands-and-knees positioning for occipitoposterior position in labor, Birth Berkeley Calif, vol.32, issue.4, pp.243-51, 2005.

L. Ray, C. Lepleux, F. De-la-calle, A. Guerin, J. Sellam et al., Lateral asymmetric decubitus position for the rotation of occipito-posterior positions: multicenter randomized controlled trial EVADELA, Am J Obstet Gynecol, 2016.

A. B. Caughey, R. Sharshiner, and Y. W. Cheng, Fetal malposition: impact and management

, Clin Obstet Gynecol, vol.58, issue.2, pp.241-246, 2015.

B. L. Shaffer, Y. W. Cheng, J. E. Vargas, and A. B. Caughey, Manual rotation to reduce caesarean delivery in persistent occiput posterior or transverse position, J Matern-Fetal Neonatal Med Off J Eur Assoc Perinat Med Fed Asia Ocean Perinat Soc Int Soc Perinat Obstet, 2011.

O. Reichman, E. Gdansky, B. Latinsky, S. Labi, and A. Samueloff, Digital rotation from occipito-posterior to occipito-anterior decreases the need for cesarean section, Eur J Obstet Gynecol Reprod Biol, vol.136, issue.1, pp.25-33, 2008.

M. S. Bradley, R. J. Kaminski, D. C. Streitman, S. L. Dunn, and E. E. Krans, Effect of rotation on perineal lacerations in forceps-assisted vaginal deliveries, Obstet Gynecol, 2013.

H. Phipps, B. De-vries, J. Hyett, and D. A. Osborn, Prophylactic manual rotation for fetal malposition to reduce operative delivery, Cochrane Database Syst Rev, issue.12, p.9298, 2014.

H. Phipps, J. A. Hyett, S. Kuah, J. Pardey, J. Ludlow et al., Persistent Occiput Posterior position -OUTcomes following manual rotation (POP-OUT): study protocol for a randomised controlled trial, Trials, vol.16, p.96, 2015.

B. L. Shaffer, Y. W. Cheng, J. E. Vargas, R. K. Laros, and A. B. Caughey, Manual rotation of the fetal occiput: predictors of success and delivery, Am J Obstet Gynecol, vol.194, issue.5, pp.7-9, 2006.

L. Ray, C. Serres, P. Schmitz, T. Cabrol, D. Goffinet et al., Manual rotation in occiput posterior or transverse positions: risk factors and consequences on the cesarean delivery rate

, Obstet Gynecol, vol.110, issue.4, pp.873-882, 2007.

W. H. Barth, Persistent occiput posterior, Obstet Gynecol, vol.125, issue.3, pp.695-709, 2015.

S. Hidar, A. Choukou, M. Jerbi, A. Chaïeb, M. Bibi et al.,

F. Gynécologie-obstétrique, , vol.34, pp.484-492, 2006.