Long term results of pneumatic dilation in achalasia followed for more than 5 years

The American Journal of Gastroenterology - Tập 97 - Trang 1346-1351 - 2002
R.L West1, D.P Hirsch1, J.F.W.M Bartelsman1, J de Borst1, G Ferwerda1, G.N.J Tytgat1, G.E Boeckxstaens1
1Department of Gastroenterology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands