共 50 条
- [7] THE EFFECT OF SMOKING IN PREGNANCY ON MATERNAL SERUM ALPHA-FETOPROTEIN, UNCONJUGATED ESTRIOL, HUMAN CHORIONIC-GONADOTROPIN, PROGESTERONE AND DEHYDROEPIANDROSTERONE SULFATE LEVELS BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1990, 97 (03): : 272 - 274
- [8] 2ND TRIMESTER MATERNAL SERUM HUMAN CHORIONIC-GONADOTROPIN AND UNCONJUGATED ESTRIOL LEVELS IN BLACKS AND WHITES LANCET, 1990, 335 (8703): : 1459 - 1460
- [10] MATERNAL SERUM UNCONJUGATED ESTRIOL AND HUMAN CHORIONIC-GONADOTROPIN LEVELS IN TWIN PREGNANCIES - IMPLICATIONS FOR SCREENING FOR DOWN-SYNDROME BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1991, 98 (09): : 905 - 908