Perinatal mortality rates--time for change?
D001719:Birth Certificates / Q000331:legislation & jurisprudence; D001724:Birth Weight; D005260:Female; D005865:Gestational Age; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008433:Mathematics; D011247:Pregnancy; D006113:United Kingdom