1.
Endoscopy
; 44 Suppl 2 UCTN: E108-9, 2012.
Article
in English
| MEDLINE
| ID: mdl-22477169
2.
Endoscopy
; 43 Suppl 2 UCTN: E71-2, 2011.
Article
in English
| MEDLINE
| ID: mdl-21341189