Alvarez, J. L., Gil, R., Hernández, V., & Gil, A. (2009). Factors associated with maternal mortality in Sub-Saharan Africa: An ecological study. BioMed Central.
Style de citation ChicagoAlvarez, Jose Luis, Ruth Gil, Valentín Hernández, et Angel Gil. Factors Associated With Maternal Mortality in Sub-Saharan Africa: An Ecological Study. BioMed Central, 2009.
Style de citation MLAAlvarez, Jose Luis, Ruth Gil, Valentín Hernández, et Angel Gil. Factors Associated With Maternal Mortality in Sub-Saharan Africa: An Ecological Study. BioMed Central, 2009.
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