共 50 条
- [31] The association between hypertensive disorders of pregnancy and abnormal second-trimester maternal serum levels of hCG and alpha-fetoprotein OBSTETRICS AND GYNECOLOGY, 1997, 89 (05): : 666 - 670
- [32] The association between hypertensive disorders of pregnancy and abnormal second-trimester maternal serum levels of hCG and alpha-fetoprotein OBSTETRICS AND GYNECOLOGY, 1997, 90 (03): : 480 - 481