TY  - RPRT
TI  - Systemic oxygen extraction during incremental exercise in patients with severe chronic obstructive pulmonary disease.
AU  - D A Oelberg
AU  - B D Medoff
AU  - D H Markowitz
AU  - P P Pappagianopoulos
AU  - L C Ginns
AU  - D M Systrom
PY  - 1998
DO  - 10.1007/s004210050408
UR  - https://pubmed.ncbi.nlm.nih.gov/9720997/
ID  - 9720997
ER  -