Kassebaum, N. J., Bertozzi-Villa, A., Coggeshall, M. S., Shackelford, K. A., Steiner, C., Heuton, K. R., … Lozano, R. (2014). Global, regional, and national levels and causes of maternal mortality during 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013. Lancet, 384(9947), 980–1004. https://doi.org/10.1016/S0140-6736(14)60696-6

Kassebaum, Nicholas J., Amelia Bertozzi-Villa, Megan S. Coggeshall, Katya A. Shackelford, Caitlyn Steiner, Kyle R. Heuton, Diego Gonzalez-Medina, et al. “Global, regional, and national levels and causes of maternal mortality during 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013.” Lancet 384, no. 9947 (September 13, 2014): 980–1004. https://doi.org/10.1016/S0140-6736(14)60696-6.

Kassebaum NJ, Bertozzi-Villa A, Coggeshall MS, Shackelford KA, Steiner C, Heuton KR, et al. Global, regional, and national levels and causes of maternal mortality during 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013. Lancet. 2014 Sep 13;384(9947):980–1004.

Kassebaum, Nicholas J., et al. “Global, regional, and national levels and causes of maternal mortality during 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013.” Lancet, vol. 384, no. 9947, Sept. 2014, pp. 980–1004. Pubmed, doi:10.1016/S0140-6736(14)60696-6.

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