1. The role of the cloacal membrane in exstrophy: the first successful experimental study;Muecke;J Urol,1964
2. The prenatal diagnosis of cloacal exstrophy;Austin;J Urol,1998
3. Perceived value of prenatal ultrasound screening: a survey of pregnant women;Kelly-Hedrick;Matern Child Health J. Published online November,2022
4. Trends in prenatal ultrasound use in the United States: 1995 to 2006;Siddique;Med Care,2009
5. Obstetric ultrasound utilization in the United States: data from various health plans;O'Keeffe;Semin Perinatol,2013