TY  - RPRT
TI  - Clinical exercise testing in chronic airflow limitation.
AU  - D D Marciniuk
AU  - C G Gallagher
PY  - 1996
DO  - 10.1016/s0025-7125(05)70454-5
UR  - https://pubmed.ncbi.nlm.nih.gov/8637304/
ID  - 8637304
ER  -