title: Negative-pressure ventilation. A historical note.
authors.forename: S I
authors.initials: SI
authors.lastname: Lerman
mesh_terms: D001317:Austria; D016887:Cardiopulmonary Resuscitation / Q000266:history / Q000295:instrumentation; D049673:History, 20th Century; D006801:Humans; D015919:Ventilators, Negative-Pressure / Q000266:history*