CEUS	Contrast-Enhanced Ultrasound
MVD	Microvessel Density
HB	Hepatoblastoma
TIC	Time–Intensity Curve
CDFI	Color Doppler Flow Imaging
ROC	Receiver Operating Characteristic
ROI	Region Of Interest
Imax	Image Maximum
TTP	Time to Peak
RT	Rise Time
FT	Fall Time
FHT	Fall Half Time
mTT	Mean Transit Time
AUC	Area Under The Curve
WiAUC	Wash-Out Area Under The Curve
WoAUC	Wash-In Area Under The Curve
WiR	Wash-In Rate
WoR	Wash-Out Rate
CT	Computed Tomography
MRI	Magnetic Resonance Imaging