共 12 条
- [2] CRAWFORD JS, 1972, EPIDURAL ANALGESIA O
- [3] FRIEDMAN EA, 1970, HOSP PRAC JUL, P82
- [4] FRIEDMAN EA, 1967, LABOR CLINICAL EVALU
- [6] LEDGER WJ, 1972, J OBSTET GYN BR COMM, V79, P710
- [7] O'Driscoll K, 1970, J Obstet Gynaecol Br Commonw, V77, P385
- [8] IMPACT OF ACTIVE MANAGEMENT ON DELIVERY UNIT PRACTICE [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF MEDICINE-LONDON, 1972, 65 (08): : 697 - +
- [10] PHILPOTT RH, 1972, J OBSTET GYN BR COMM, V79, P592