Regional variations in preterm birth rates: the contribution of sociodemographic factors.
| Autor: | Heaman, Mi, Blanchard, Jf1, Beaudoin, C1, Green, C1 |
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| Zdroj: | Paediatric & Perinatal Epidemiology. Oct2001, Vol. 15 Issue 4, pA13-A13. 1p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
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