1. The pediatric implications of bladder neck obstructions;Berman, L.B.; Crotty, J.J.; Tina, L.U.;Pediatrics,1961
2. Urethral lesions in infancy and childhood studied by micturition cysto-urethrography;Burrows, E.H.; Allen, R.P.;Brit. J. Radiol. In,1964
3. Cystography in infancy and childhood;Campbell, M.F.;Amer. J. Dis. Child,1930
4. Campbell, M. F. (1937). Enuresis. Arch. Pediat., 54, 187.
5. The lower urinary tract in infants and children;Davis, L.A.; Lich, R.; Howerton, L.; Joule, W.;Radiology,1961