Observational Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Feb 21, 2016; 22(7): 2366-2372
Published online Feb 21, 2016. doi: 10.3748/wjg.v22.i7.2366
Figure 2
Figure 2 View from the antegrade site. Complete obstruction in the proximal oesophagus.