1. Congenital brachial palsy: incidence, causes, and outcome in the United Kingdom and Republic of Ireland;Evans-Jones;Arch Dis Child,2003
2. Complications of shoulder dystocia;Dajani;Semin Perinatol,2014
3. Neonatal morbidity associated with shoulder dystocia maneuvers;Spain;Am J Obstet Gynecol,2015
4. Guideline No. 42. December 2012. Shoulder dystocia;Royal College of Obstetricians, Gynaecologists,2013
5. ACOG practice bulletin clinical management guidelines for obstetrician-gynecologists. Number 40, November 2002;ACOG Committee on Practice Bulletins-Gynecology;Obstet Gynecol,2002