1 Mary Amelia Center for Women's Health Equity Research, Department of Social, Behavioral, and Population Science, Tulane University School of Public Health and Tropical Medicine, New Orleans, Louisiana.
2 Department of Obstetrics and Gynecology, Ochsner Baptist Medical Center, New Orleans, Louisiana.
3 Mary Amelia Center for Women's Health Equity Research, Department of Social, Behavioral, and Population Science, Tulane University School of Public Health and Tropical Medicine, and National Birth Equity Collaborative, New Orleans, Louisiana.
4 National Birth Equity Collaborative, New Orleans, Louisiana.