Prenasal thickness to nasal bone length ratio: effectiveness as a second or third trimester marker for Down syndrome
| Autor: | Tournemire, A., Groussolles, M., Ehlinger, V., Lusque, A., Morin, M., Benevent, J.B., Arnaud, C., Vayssière, C. |
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| Zdroj: | In European Journal of Obstetrics and Gynecology August 2015 191:28-32 |
| Databáze: | ScienceDirect |
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