Upper urinary tract calculi in Japan.
D000293:Adolescent; D000328:Adult; D000368:Aged; D044466:Asian People; D044383:Black People; D002648:Child; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D008887:Military Medicine; D014481:United States; D014545:Urinary Calculi / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000601:surgery; D014567:Urography; D044465:White People; D001741:Black or African American