TY  - RPRT
TI  - Contrast echocardiography.
AU  - Jonathan R Lindner
AU  - Kevin Wei
PY  - 2002
DO  - 10.1067/mcd.2002.129364
UR  - https://pubmed.ncbi.nlm.nih.gov/12466795/
ID  - 12466795
ER  -