[Incidence of pyelonephritis in childhood based on survey data from different regions of the USSR].
D002648:Child; D006306:Health Surveys; D006801:Humans; D011704:Pyelonephritis / Q000453:epidemiology*; D012306:Risk; D012424:Rural Population; D014586:USSR; D014505:Urban Population
Rasprostranennost' pielonefrita v detskom vozraste po dannym vyborochnykh issledovaniĭ v razlichnykh raĭonakh strany.