TY  - RPRT
TI  - Ventilation perfusion imaging--again.
AU  - M J O'Doherty
AU  - T O Nunan
PY  - 1992
DO  - 10.1097/00006231-199205000-00001
UR  - https://pubmed.ncbi.nlm.nih.gov/1603468/
ID  - 1603468
ER  -