title: Pneumomediastinum.
authors.forename: M Y
authors.initials: MY
authors.lastname: Shapira
authors.forename: I
authors.initials: I
authors.lastname: Braverman
authors.forename: T
authors.initials: T
authors.lastname: Allweis
authors.forename: H R
authors.initials: HR
authors.lastname: Freund
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D006801:Humans; D008297:Male; D008478:Mediastinal Emphysema / Q000175:diagnosis / Q000503:physiopathology*; D008875:Middle Aged; D014833:Voice Quality