Maternal health and socioeconomic status of nonreservation Indians.
D003469:Culture; D004522:Educational Status; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007198:Indians, North American; D008429:Maternal Welfare; D009825:Oklahoma; D011225:Pre-Eclampsia / Q000453:epidemiology; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D011250:Pregnancy Complications, Hematologic / Q000453:epidemiology; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology; D011295:Prenatal Care; D011645:Puerperal Infection / Q000453:epidemiology*; D012424:Rural Population; D012959:Socioeconomic Factors; D014505:Urban Population