text: Abbreviations
  ARDS: acute respiratory distress syndrome; CMV: conventional mechanical ventilation; HFOV: high-frequency oscillation ventilation; LPS: lipopolysaccharide; PEEP: positive end-expiratory pressure; VILI: ventilator-induced lung injury.
  
entities: ['respiratory']
entities: Anatomical_system
entities: PMC-3220010-sec-02_T1
entities: ['lung']
entities: Organ
entities: PMC-3220010-sec-02_T2