No abstract available
MeSH terms
- Aged
- Female
- Humans
- Hypercapnia / etiology
- Hypercapnia / therapy*
- Male
- Positive-Pressure Respiration / methods*
- Pulmonary Disease, Chronic Obstructive / complications*
- Pulmonary Disease, Chronic Obstructive / therapy
- Recurrence
- Retrospective Studies
- Treatment Outcome