title: Pneumomediastinum following spirometry.
authors.forename: J
authors.initials: J
authors.lastname: Krasnick
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008478:Mediastinal Emphysema / Q000175:diagnosis / Q000209:etiology*; D013147:Spirometry / Q000009:adverse effects*