Prenatal syphilis screening among pregnant Medicaid enrollees by sexually transmitted infection history as well as race and ethnicity. - Hammerslag LR; Campbell-Baier RE; Otter CA; López-De Fede A; Smith JP; Whittington LA; Humble LJ; Myers ER; Kennedy SR; Talbert JC; Pearson WS (American journal of obstetrics & gynecology MFM, 2023)