1. A study of placenta accreta;Irving;Surg Gynecol Obstet,1937
2. Placenta accreta, increta and percreta, a survey of 40 cases;Breen;Obstet Gynecol,1977
3. Placenta accreta: changing clinical aspects and outcome;Read;Obstet Gynecol,1980
4. Placenta accreta, 1945–1969;Fox;Obstet Gynecol Surv,1972
5. Placenta previa/accreta and prior cesarean section;Clark;Obstet Gynecol,1984