TY  - RPRT
TI  - Exercise performance in chronic obstructive pulmonary diseases.
AU  - H V Brown
AU  - K Wasserman
PY  - 1981
DO  - 10.1016/s0025-7125(16)31512-7
UR  - https://pubmed.ncbi.nlm.nih.gov/7017302/
ID  - 7017302
ER  -