TY  - RPRT
TI  - Routine cardiac catheterization: a prerequisite for valve surgery?
AU  - M G St John Sutton
PY  - 1982
DO  - 10.1016/0167-5273(82)90096-1
UR  - https://pubmed.ncbi.nlm.nih.gov/7095911/
ID  - 7095911
ER  -