TY  - RPRT
TI  - Cardiac problems.
AU  - C K Liu
AU  - D DeCristofaro
PY  - 1967
DO  - 10.1097/00004311-196700530-00005
UR  - https://pubmed.ncbi.nlm.nih.gov/5593337/
ID  - 5593337
ER  -