title: [Fine structure of the round window membrane with special reference to the middle connective tissue layer--observation by transmission and scanning electron microscopies].
mesh_terms: D000818:Animals; D004285:Dogs; D004432:Ear, Middle / Q000166:cytology*; D008566:Membranes / Q000166:cytology; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning