共 50 条
- [41] EFFECTIVENESS OF COMBINING MATERNAL SERUM ALPHA-FETOPROTEIN AND HCG IN A 2ND-TRIMESTER SCREENING-PROGRAM FOR DOWN-SYNDROME OBSTETRICS AND GYNECOLOGY, 1994, 84 (02): : 298 - 303
- [42] EFFECTIVENESS OF COMBINING MATERNAL SERUM ALPHA-FETOPROTEIN AND HCG IN A 2ND-TRIMESTER SCREENING-PROGRAM FOR DOWN-SYNDROME OBSTETRICS AND GYNECOLOGY, 1995, 85 (01): : 157 - 157
- [43] MATERNAL SERUM SCREENING FOR FETAL DOWN-SYNDROME USING ALPHA-FETOPROTEIN, HUMAN CHORIONIC-GONADOTROPIN, AND UNCONJUGATED ESTRIOL IN ADOLESCENTS ADOLESCENT AND PEDIATRIC GYNECOLOGY, 1993, 6 (02): : 91 - 94
- [44] THE EFFECT OF ESTIMATING GESTATIONAL-AGE BY ULTRASOUND CEPHALOMETRY ON THE SENSITIVITY OF ALPHA-FETOPROTEIN SCREENING FOR DOWNS-SYNDROME BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1987, 94 (03): : 274 - 276
- [49] EFFECTIVENESS OF COMBINING MATERNAL SERUM ALPHA-FETOPROTEIN AND HCG IN A 2ND-TRIMESTER SCREENING-PROGRAM FOR DOWN-SYNDROME - REPLY OBSTETRICS AND GYNECOLOGY, 1995, 85 (01): : 158 - 158