Inter-regional distribution of ventilation.
D004947:Esophagus / Q000502:physiology; D006801:Humans; D008168:Lung / Q000502:physiology*; D009055:Mouth / Q000502:physiology; D010994:Pleura / Q000502:physiology; D011312:Pressure; D012123:Pulmonary Ventilation; D012119:Respiration; D013499:Surface Properties