1. Exstrophy of the cloaca with omphalocele: two cases;Hesser;Am J Obstet Gynecol,1984
2. Prospects for the prenatal diagnosis and obstetric management of cloacal exstrophy;Haygood;J Reprod Med,1983
3. Meizner I, Bar-Ziv J. In utero prenatal ultrasonic diagnosis of a rare case of cloacal exstrophy. JCU (in press).