Zapata E, Zubiaurre L, Salvador P, Castiella A, Alzate L F, López P, Arriola J A, Múgika F
Dept. of Gastroenterology and Hepatology, Mendaro Hospital, Mendaro, Basque Country, Spain.
Endoscopy. 2007 Feb;39 Suppl 1:E10-1. doi: 10.1055/s-2006-944891. Epub 2007 Feb 7.