1. Martin, N. Montagne, R. Black Mothers Keep Dying After Giving Birth. Shalon Irving's Story Explains Why. https://www.npr.org/2017/12/07/568948782/black-mothers-keep-dying-after-giving-birth-shalon-irvings-story-explains-why. Updated December 7, 2017. Accessed December 8, 2017.
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5. Black-white differences in severe maternal morbidity and site of care;Howell EA Egorova;Am J Obstet Gynecol,2016