title: [The retrotracheal space: a radiologic study].
mesh_terms: D000328:Adult; D000886:Anthropometry; D005260:Female; D006801:Humans; D008297:Male; D008482:Mediastinum / Q000000981:diagnostic imaging; D008875:Middle Aged; D013902:Radiography, Thoracic; D013909:Thorax / Q000033:anatomy & histology* / Q000473:pathology; D014132:Trachea / Q000000981:diagnostic imaging