Assessment of gestational age among women seeking first-trimester abortion in Mexico City: a comparison of last menstrual period and ultrasonography estimation
| Autor: | Saavedra-Avendano, B, Schiavon, R, Sanhueza-Smith, P, Rios-Polanco, R, Garcia-Martinez, L, Darney, BG |
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| Zdroj: | In Contraception October 2017 96(4):277-277 |
| Databáze: | ScienceDirect |
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