TY  - RPRT
TI  - Retrograde cardioplegia: current methods.
AU  - W R Chitwood
PY  - 1992
DO  - 10.1016/0003-4975(92)91353-b
UR  - https://pubmed.ncbi.nlm.nih.gov/1731688/
ID  - 1731688
ER  -