Gastrointestinal Endoscopy
Volume 71, Issue 2 , Pages 256-259 , February 2010

What the heck is this new periductal hypoechoic sign?

PII: S0016-5107(09)02846-6

doi: 10.1016/j.gie.2009.10.061

Gastrointestinal Endoscopy
Volume 71, Issue 2 , Pages 256-259 , February 2010