title: Length dimensions and morphologic variations of the external bony auditory canal. A radiographic and histologic investigation.
mesh_terms: D000328:Adult; D000368:Aged; D004424:Ear Canal / Q000033:anatomy & histology* / Q000000981:diagnostic imaging*; D005260:Female; D005629:Frozen Sections; D006801:Humans; D008297:Male; D008852:Microradiography; D008875:Middle Aged; D013701:Temporal Bone / Q000000981:diagnostic imaging; D014056:Tomography, X-Ray