TY  - RPRT
TI  - Diagnosing pulmonary embolism.
AU  - B E Ojserkis
PY  - 1991
DO  - 10.7326/0003-4819-115-10-833_2
UR  - https://pubmed.ncbi.nlm.nih.gov/1929034/
ID  - 1929034
ER  -