Prenatal care in the United States: reports call for improvements in quality and accessibility.
Witwer
M B
MB
D005260:Female; D005323:Fetal Monitoring / Q000639:trends; D005544:Forecasting; D005865:Gestational Age; D006293:Health Promotion / Q000639:trends; D006297:Health Services Accessibility / Q000639:trends*; D006801:Humans; D007231:Infant, Newborn; D007752:Obstetric Labor, Premature / Q000517:prevention & control; D011247:Pregnancy; D011295:Prenatal Care / Q000706:statistics & numerical data / Q000639:trends*; D011785:Quality Assurance, Health Care / Q000639:trends*; D012307:Risk Factors; D014481:United States