海量图书期刊资源，随时随地畅享阅读乐趣
Singleton breech delivery: Schiff E, Friedman SA, Mashiach S, Hart O, Barkai G, Sibai BM. Maternal and neonatal outcome of 846 term singleton breech deliveries: Seven-year experience at a single center. Am J Obstet Gynecol 1996:175: 18-231997