TY  - RPRT
TI  - Perfusion scanning in chronic obstructive lung disease.
AU  - J L Quinn
PY  - 1971
DO  - 10.1016/s0001-2998(71)81016-4
UR  - https://pubmed.ncbi.nlm.nih.gov/4942203/
ID  - 4942203
ER  -