Problems in everyday inhalation therapy and their solutions.
D003371:Cough; D006801:Humans; D006985:Hyperventilation / Q000209:etiology; D009325:Nausea / Q000209:etiology; D010102:Oxygen Inhalation Therapy; D011175:Positive-Pressure Respiration; D014474:Unconsciousness; D012122:Ventilators, Mechanical