TY - JOUR A1 - Greenwood, B.N. A1 - Hardeman, R.R. A1 - Huang, L. A1 - Sojourner, A. T1 - Physician–patient racial concordance and disparities in birthing mortality for newborns Y1 - 2020 DO - 10.1073/pnas.1913405117 VL - 117 IS - 35 ER -