RS BALLOON CYTOLOGY ACCURACY FOR IDENTIFICATION OF PRECURSOR LESIONS IN INDIVIDUALS AT RISK FOR SQUAMOUS CELL CANCER OF THE ESOPHAGUS: PRELIMINARY RESULTS

(1) Post-Graduation Program Sciences in Gastroenterology

(2) Gastroenterology Service, Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre

(3) Hospital Universitário, Universidade Federal de Santa Maria, Santa Maria, Brazil



This item was part of the OESOPHAGEAL, GASTRIC AND DUODENAL DISORDERS II session at Gastro 2009 UEGW/WCOG London (17th UEGW)