EffmannELLebowitzRLColodnyAH. Duplication of the urethra. Radiology1976; 119: 179–185.
5.
ColemanRAWinkleDCBorziPA. Urethral duplication: Cases of ventral and dorsal complete duplication and review of the literature. J Pediatr Urol2010; 6: 188–191.
6.
DayancMIrkilataHKibarY. Y-type urethral duplication presented with perineal fistula in a boy. German medical science: GMS e-journal2010; 8: Doc33.