A blinded comparison of post-void Transabdominal versus Transvaginal cervical length ultrasound measurement
| Autor: | Saul, Lisa, Kurtzman, James T., Ghamsary, Mark |
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| Zdroj: | In American Journal of Obstetrics and Gynecology 2004 191(6) Supplement:S172-S172 |
| Databáze: | ScienceDirect |
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