title: [Chronic renal insufficiency in children in the DDR. Comparative study of the years 1972-1975].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005654:Fundus Oculi / Q000473:pathology; D005859:Germany, East; D006801:Humans; D007223:Infant; D007668:Kidney / Q000002:abnormalities; D007676:Kidney Failure, Chronic / Q000453:epidemiology* / Q000209:etiology
vernacular_title: Chronische Niereninsuffizienz bei Kindern in der DDR