title: [Pneumomediastinum].
authors.forename: T E
authors.initials: TE
authors.lastname: Johansen
authors.forename: L
authors.initials: L
authors.lastname: Wighus
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008478:Mediastinal Emphysema / Q000000981:diagnostic imaging* / Q000209:etiology / Q000628:therapy; D011859:Radiography; D012907:Smoking / Q000009:adverse effects
vernacular_title: Pneumomediastinum.