Antenatal down syndrome screening in the united states in 2001: A survey of maternal-fetal medicine specialists
| Autor: | Egan, James F.X., Kaminsky, Lillian M., DeRoche, Michael E., Barsoom, Michael J., Borgida, Adam F., Benn, Peter A. |
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| Zdroj: | In American Journal of Obstetrics and Gynecology November 2002 187(5):1230-1234 |
| Databáze: | ScienceDirect |
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