Respiratory care at home.
D000368:Aged; D003152:Community Health Nursing; D004322:Drainage; D006699:Home Care Services; D006801:Humans; D008297:Male; D010414:Pennsylvania; D005082:Physical Exertion; D026741:Physical Therapy Modalities; D011175:Positive-Pressure Respiration; D011656:Pulmonary Emphysema / Q000451:nursing / Q000534:rehabilitation; D012140:Respiratory Tract Diseases / Q000451:nursing*; D012657:Self-Help Groups