TY  - RPRT
TI  - Doppler US. Part I. Basic principles, instrumentation, and pitfalls.
AU  - K J Taylor
AU  - S Holland
PY  - 1990
DO  - 10.1148/radiology.174.2.2404309
UR  - https://pubmed.ncbi.nlm.nih.gov/2404309/
ID  - 2404309
ER  -