TY  - RPRT
TI  - Oxygen therapy in chronic obstructive lung disease.
AU  - R B Bressler
AU  - R J Awe
PY  - 1981
DO  - 10.7326/0003-4819-94-3-410_1
UR  - https://pubmed.ncbi.nlm.nih.gov/7224394/
ID  - 7224394
ER  -