TY  - RPRT
TI  - Cardiac imaging using Optison.
AU  - L N Clark
AU  - H C Dittrich
PY  - 2000
DO  - 10.1016/s0002-9149(00)00984-x
UR  - https://pubmed.ncbi.nlm.nih.gov/10997346/
ID  - 10997346
ER  -