TY  - RPRT
TI  - Severe chronic obstructive pulmonary disease.
AU  - Ken Y Yoneda
AU  - Richart W Harper
AU  - Samuel Louie
PY  - 2003
DO  - 10.1385/criai:25:2:151
UR  - https://pubmed.ncbi.nlm.nih.gov/14573882/
ID  - 14573882
ER  -