The life expectancy of extremely immature prematures.
D001699:Biometry; D002648:Child; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007234:Infant, Premature / Q000706:statistics & numerical data*; D008017:Life Expectancy
INFANT MORTALITY; INFANT, PREMATURE/statistics; LIFE EXPECTANCY/in infancy and childhood