The incidence of vesicoureteral reflux in the premature child.
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases; D008297:Male; D014513:Ureter / Q000254:growth & development*; D001743:Urinary Bladder / Q000254:growth & development*; D014718:Vesico-Ureteral Reflux / Q000453:epidemiology*