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Uptake of prenatal screening for chromosomal anomalies: impact of test results in a previous pregnancy |
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| Authors: | Kevin Spencer |
| Affiliation: | Prenatal Screening Unit, Clinical Biochemistry Dept, Harold Wood Hospital, Gubbins Lane, Romford, RM3 0BE, U.K |
| Abstract: | |
| Keywords: | first trimester screening second trimester screening trisomy 21 PAPP-A AFP free β-hCG |