Observational Study
Copyright ©The Author(s) 2020.
World J Gastroenterol. Sep 14, 2020; 26(34): 5169-5180
Published online Sep 14, 2020. doi: 10.3748/wjg.v26.i34.5169
Figure 2
Figure 2 Endoscopic ultrasound images with the echoendoscope placed inside the polyvinyl alcohol phantom.