title: A simple technique for eliminating tracheal buckling on lateral neck roentgenograms.
mesh_terms: D002648:Child; D006801:Humans; D007223:Infant; D008722:Methods; D009333:Neck / Q000000981:diagnostic imaging*; D011312:Pressure; D011859:Radiography; D014132:Trachea / Q000000981:diagnostic imaging*; D014133:Tracheal Diseases / Q000000981:diagnostic imaging