Fetal nasal bone status in Chinese women undergoing first-trimester screening for trisomy 21
| Autor: | Leung, Tak Yeung, Sahota, Daljit, Chan, Lin Wai, Law, Lai Wa, Fung, Tak Yuen, Lau, Tze Kin |
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| Zdroj: | In American Journal of Obstetrics and Gynecology 2008 199(5):521-521 |
| Databáze: | ScienceDirect |
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