Fig. 1
The automatic power injector employed in the present study. It consists of a double syringe pump capable of injecting microbubble contrast agent (white arrow) and saline (black arrow) sequentially
Fig. 1 | SpringerPlus
The automatic power injector employed in the present study. It consists of a double syringe pump capable of injecting microbubble contrast agent (white arrow) and saline (black arrow) sequentially