共 5 条
- [1] BROCK DJH, 1977, LANCET, V2, P267
- [2] RAISED MATERNAL SERUM ALPHA-FETOPROTEIN LEVELS AND LOW-BIRTH-WEIGHT BABIES [J]. BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1980, 87 (12): : 1099 - 1102
- [3] MATERNAL SERUM ALPHA-FETOPROTEIN AND BIRTH-WEIGHT IN TWIN PREGNANCIES [J]. BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1978, 85 (08): : 582 - 584
- [4] 1978, BR MED J, V2, P1661
- [5] 1978, BR J OBSTET GYNAE S2, V85