References
- Gherman R.B., Ouzounian J.G. and Goodwin T.M. (1998) Obstetric maneuvers for shoulder dystocia and associated fetal morbidity. American Journal of Obstetrics and Gynecology, 178, 1126–1130.
- Sandberg E.C. (1999) The Zavanelli maneuver. 12 years of recorded experience. Obstetrics and Gynecology 92, 312–317.