TY  - RPRT
TI  - Coronary surgery without extracorporeal circulation.
AU  - E Buffolo
PY  - 1991
DO  - 10.1016/1010-7940(91)90034-h
UR  - https://pubmed.ncbi.nlm.nih.gov/1898456/
ID  - 1898456
ER  -