Regional variations in perinatal mortality in New Zealand and their significance.
D001724:Birth Weight; D000013:Congenital Abnormalities / Q000453:epidemiology; D005260:Female; D005313:Fetal Death / Q000453:epidemiology*; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008428:Maternal Mortality; D009520:New Zealand; D011247:Pregnancy; D044469:Racial Groups; D011996:Records