Original Research
Copyright ©The Author(s) 1997.
World J Gastroenterol. Sep 15, 1997; 3(3): 134-136
Published online Sep 15, 1997. doi: 10.3748/wjg.v3.i3.134
Figure 1
Figure 1 Beam characteristics of the 1. 1 MHz high intensity focused ultrasound transducer.