title: Mechanical devices as aids to physiotherapy in medical chest disease.
mesh_terms: D000336:Aerosols; D006801:Humans; D006813:Humidity; D007384:Intermittent Positive-Pressure Breathing; D026741:Physical Therapy Modalities / Q000295:instrumentation*; D012129:Respiratory Function Tests; D012212:Rheology; D013896:Thoracic Diseases / Q000628:therapy*
chemical_list: D000336:Aerosols