TY  - RPRT
TI  - The cardiac echogenic focus.
AU  - J Simpson
PY  - 1999
DO  - 10.1002/(sici)1097-0223(199910)19:10<972::aid-pd650>3.0.co;2-w
UR  - https://pubmed.ncbi.nlm.nih.gov/10521825/
ID  - 10521825
ER  -