1. Cesarean section - Assessment of the convenience factor;Evans;Journal of Reproductive Medicine,1984
2. Temporal variation in rates of cesarean section or dystocia: Does convenience play a role?;Fraser;American Journal of Obstetrics and Gynecology,1987
3. Advanced maternal age as a risk factor for cesarean delivery;Gordon;Obstetrics and Gynecology,1991
4. Effect of epidural anesthesia on the primary cesarean rate;Gribble;Obstetrics and Gynecology,1991
5. Cesarean sections as defensive medicine;Heilbrunn,1993