共 25 条
- [2] BRISCOE CC, 1964, OBSTET GYNECOL, V23, P279
- [3] CARTER B, 1962, J OBSTET GYN BR COMM, V69, P783
- [4] CASPER DJ, 1964, OBSTET GYNECOL, V24, P111
- [5] DITO WR, 1961, OBSTET GYNECOL, V18, P1
- [6] DOCKERTY MB, 1959, P STAFF M MAYO CLIN, V34, P321
- [8] GOLDZIEHER JW, 1966, ORAL CONTRACEPTION M
- [10] GREENBLATT RB, 1961, AM J OBSTET GYNECOL, V82, P760