[Ultrastructure of atrophic gastritis and gastric carcinoma].
D005756:Gastritis / Q000473:pathology*; D005757:Gastritis, Atrophic / Q000473:pathology*; D006801:Humans; D008854:Microscopy, Electron; D013270:Stomach / Q000648:ultrastructure; D013274:Stomach Neoplasms / Q000648:ultrastructure*