共 8 条
- [1] BEAZLEY J M, 1970, Journal of Obstetrics and Gynaecology of the British Commonwealth, V77, P193
- [2] BISHOP EH, 1964, OBSTET GYNECOL, V24, P266
- [4] KARIM S M M, 1970, Journal of Obstetrics and Gynaecology of the British Commonwealth, V77, P200
- [6] KARIM SMM, 1971, J OBSTET GYN BR COMM, V78, P289
- [8] KARIM SMM, 1970, C PROSTAGLANDINS