title: [Ultrastructural changes in the duodenal mucous membrane in chronic duodenitis].
mesh_terms: D001284:Atrophy; D002908:Chronic Disease; D004378:Duodenal Diseases / Q000473:pathology*; D004386:Duodenum / Q000473:pathology*; D006801:Humans; D007249:Inflammation; D007413:Intestinal Mucosa / Q000473:pathology*; D008854:Microscopy, Electron
vernacular_title: Ul'trastrukturnye izmeneniia slizistoĭ obolchki dvenadtsatiperstnoĭ kishki pri khronicheskom duodenite.