Long term domiciliary oxygen therapy in chronic hypoxic cor pulmonale complicating chronic bronchitis and emphysema. Report of the Medical Research Council Working Party.
[No authors listed]
Lancet. 1981 Mar 28;1(8222):681-6.
PMID:6110912
Long-term oxygen therapy.
Tarpy SP, Celli BR.
N Engl J Med. 1995 Sep 14;333(11):710-4. doi: 10.1056/NEJM199509143331107.