TY  - RPRT
TI  - Hemodynamic changes in chronic obstructive pulmonary disease.
AU  - S F Boushy
AU  - L B North
PY  - 1977
DO  - 10.1378/chest.72.5.565
UR  - https://pubmed.ncbi.nlm.nih.gov/913132/
ID  - 913132
ER  -