1. Maternal Care Access and Reducing Emergencies Act (Maternal CARE Act), S;ERN18510, 115th Cong., 10,2018
2. Pregnancy-related mortality surveillance—United States, 1987–1990; Morbidity and Mortality Weekly Report;Berg;Obstet Gynecol,1996
3. First births to older women continue to rise;Mathews;NCHS Data Brief,2014
4. Racial and ethnic disparities in maternal morbidity and obstetric care;Grobman;Obstet Gynecol,2015
5. Racial/ethnic disparities in obstetric outcomes and care: prevalence and determinants;Bryant;Am J Obstet Gynecol,2010