3Baskin LS, Colborn T, Himes K. Hypospadias and endocrine disruption: Is there a connection[J]. Environ Health Perspect, 2001, 109(11):1175-1183.
4Paulozzi LJ, Enckson JD, Jackson RJ. Hypospadias trends in two US Surveillance systems[J]. Pediatrics, 1997, 100(5): 831-834.
5Khuri FJ, Hardy BE, Churchill BM. Urologic anomalies associated with hypospadias[J]. Urol Clin North Am, 1981, 8(3):565-571.
6Baskin LS, Duckett JW, Ueoka K, et al. Changing concepts of hypospadias curvature lead to more onlay island flap procedures[J]. J Urol, 1994, 151(1):191-196.
