1. Guidelines for perinatal care;American Academy of Pediatrics & American College of Obstetricians and Gynecologists,2002
2. Vaginal birth after previous cesarean delivery;American College of Obstetricians and Gynecologists,1999
3. Diagnosis and management of preeclampsia and eclampsia;American College of Obstetricians and Gynecologists,2002
4. Induction of labor for vaginal birth after cesarean birth;American College of Obstetricians and Gynecologists,2002
5. Shoulder dystocia;American College of Obstetricians and Gynecologists,2002