GachesC. G. C., AshkenM. H.: The role of selective internal urethrotomy in the management of urethral stricture. A multicentre evaluation. Brit. J. Urol., 51; 579 (1979).
2.
JohnstonS. R., BagsahwH. A., FlynnJ. T.: Visual internal urethrotomy. Brit. J. Urol., 52; 542 (1980).
3.
MatouschekE.: Internal urethrotomy of urethral stricture under vision. A five year report. Urol. Res., 6; 147 (1978).
4.
WiseH. A., EngelR. E. M., WhitakerR. H.: Treatment of urethral stricture. J. Urol., 107; 269 (1972).