TY  - RPRT
TI  - Ultrasound echo averaging: a simple method for improving image perception.
AU  - R J Bartrum
AU  - H C Crow
PY  - 1980
DO  - 10.1002/jcu.1870080115
UR  - https://pubmed.ncbi.nlm.nih.gov/6766482/
ID  - 6766482
ER  -