共 28 条
- [2] [Anonymous], 1980, Consens Dev Conf Summ Natl Inst Health, V3, P39
- [3] [Anonymous], 1980, ANAL CROSS CLASSIFIE
- [4] Banta H D, 1979, Obstet Gynecol Surv, V34, P627, DOI 10.1097/00006254-197908000-00026
- [5] BONHAM DG, 1983, NEW ZEAL MED J, V96, P205
- [6] INCREASE IN THE CESAREAN BIRTH-RATE [J]. NEW ENGLAND JOURNAL OF MEDICINE, 1980, 302 (10) : 559 - 563
- [7] Cesarean section in Massachusetts in 1939 [J]. NEW ENGLAND JOURNAL OF MEDICINE, 1941, 224 : 963 - 971
- [9] EVANS MI, 1984, J REPROD MED, V29, P670
- [10] EVRARD JR, 1977, OBSTET GYNECOL, V50, P594