Obstetric care provider density and delayed onset of prenatal care.
Piper
J M
JM
Department of Preventive Medicine, Vanderbilt University, Nashville, TN 37232-2637, USA.
Mitchel
E F
EF
Ray
W A
WA
D000293:Adolescent; D000328:Adult; D005260:Female; D006302:Health Services Research; D006801:Humans; D008507:Medically Underserved Area; D009774:Obstetrics; D016017:Odds Ratio; D011247:Pregnancy; D018566:Pregnancy, High-Risk; D011295:Prenatal Care / Q000592:standards*; D012189:Retrospective Studies; D012307:Risk Factors; D013714:Tennessee; D013997:Time Factors; D000078329:Workforce