Pitfalls in ultrasonic cervical length measurement for predicting preterm birth
| Autor: | Yost, Nicole P *, Bloom, Steven L, Twickler, Diane M, Leveno, Kenneth J |
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| Zdroj: | In Obstetrics & Gynecology 1999 93(4):510-516 |
| Databáze: | ScienceDirect |
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