Unpublished completed obstetric randomized clinical trials registered at ClinicalTrials.gov: how big is this issue?
| Autor: | Gupta, Megha, Oliver, Emily A., Chauhan, Suneet P., Wagner, Stephen M., Mol, Ben, Berghella, Vincenzo |
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| Zdroj: | In American Journal of Obstetrics & Gynecology MFM September 2023 5(9) |
| Databáze: | ScienceDirect |
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