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Does vaginal bleeding influence first-trimester markers for Down syndrome? |
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| Authors: | J. Heinig J. Steinhard R. Schmitz J. R. Nofer R. Witteler A. Mosel A. Ahrens L. Kiesel W. Klockenbusch |
| Affiliation: | 1. Department of Obstetrics and Gynaecology, University of Münster, Münster, Germany;2. Institute of Clinical Chemistry and Laboratory Medicine, University of Münster, Münster, Germany |
| Abstract: | |
| Keywords: | early vaginal bleeding Down syndrome screening first trimester nuchal translucency PAPP-A free β-hCG |