Mechanical ventilation: the patient's viewpoint.
D000368:Aged; D001007:Anxiety; D003142:Communication; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009723:Nurse-Patient Relations; D012121:Respiration, Artificial / Q000523:psychology*; D012131:Respiratory Insufficiency / Q000451:nursing* / Q000628:therapy