共 10 条
- [1] CAMPBELL N, 1954, UROLOGY, P716
- [3] Grewal R S, 1968, Int Surg, V49, P460
- [4] HULKA JF, 1972, FERTIL STERIL, V23, P683
- [6] PHOENIX CH, 1973, SCIENCE, V179, P483
- [7] PLAUT SM, IN PRESS
- [8] ROLNICK HC, 1949, PRACTICE UROLOGY
- [10] WINER BJ, 1962, STATISTICAL PRINCIPL