Initiation of prenatal care among women having a live birth in Oklahoma. The Maternal and Child Health Service, Oklahoma State Department of Health.
D000293:Adolescent; D000328:Adult; D016009:Chi-Square Distribution; D005260:Female; D006297:Health Services Accessibility; D006801:Humans; D016015:Logistic Models; D009825:Oklahoma; D011247:Pregnancy; D011295:Prenatal Care / Q000706:statistics & numerical data*; D012959:Socioeconomic Factors