[Ways to improve the statistics on perinatal mortality].
D005260:Female; D005313:Fetal Death / Q000453:epidemiology*; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008499:Medical Records / Q000592:standards; D011247:Pregnancy; D013223:Statistics as Topic; D014586:USSR; D014944:World Health Organization
Puti sovershenstvovaniia statistiki perinatal'noĭ smertnosti