Maternal Smoking and Placenta Previa
| Autor: | Kramer, Michael D., Taylor, Victoria, Hickok, Durlin E., Daling, Janet R., Vaughan, Thomas L., Hollenbach, Kathryn A. |
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| Zdroj: | Epidemiology, 1991 May 01. 2(3), 221-223. |
| Databáze: | JSTOR Journals |
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