Maternal mortality in Nigeria compared with earlier international experience.
D000349:Africa; D005260:Female; D006801:Humans; D007194:India; D007492:Iran; D008296:Malaysia; D008428:Maternal Mortality; D009512:New Guinea; D009549:Nigeria; D010353:Patient Education as Topic; D010817:Physician-Patient Relations; D011247:Pregnancy; D011295:Prenatal Care; D006113:United Kingdom; D014481:United States