TY  - RPRT
TI  - Strong acoustical shadowing from the gallbladder bed: ultrasonic-pathologic correlation.
AU  - J J Cunningham
AU  - E L Carswell
PY  - 1982
DO  - 10.1007/bf01887673
UR  - https://pubmed.ncbi.nlm.nih.gov/7141191/
ID  - 7141191
ER  -