Oesophageal shortening: in vivo validation of high-frequency ultrasound measurements of oesophageal muscle wall thickness.
Boesmans
Werend
W
Center for Gastroenterological, Research, KU Leuven, Leuven, Belgium, UK. d.sifrim@qmul.ac.uk
Vanden Berghe
Pieter
P
Farre
Ricard
R
Sifrim
Daniel
D