1. Births: preliminary data for 2002;Hamilton;Nat Vital Stat Rep,2003
2. Twice a cesarean, always a cesarean?;Phelan;Obstet Gynecol,1989
3. Is vaginal birth after two or more cesareans safe?;Pryett;Obstet Gynecol,1988
4. Vaginal birth after cesarean: a 10 year experience;Miller;Obstet Gyecol,1994
5. Obstetric outcome of patients with more than one previous cesarean section;Novas;Am J Obstet Gynecol,1989