TY  - RPRT
TI  - Enhancing physical performance in chronic obstructive pulmonary disease.
AU  - M C Steiner
AU  - M D Morgan
PY  - 2001
DO  - 10.1136/thorax.56.1.73
UR  - https://pubmed.ncbi.nlm.nih.gov/11120909/
ID  - 11120909
ER  -