Psychometric validation of the German translation of the Gastrointestinal Symptom Rating Scale (GSRS) and Quality of Life in Reflux and Dyspepsia (QOLRAD) questionnaire in patients...

by Bayerdörffer Ekkehard, Labenz Joachim, Madisch Ahmed, Malfertheiner Peter, Kulich Károly R, Miehlke Stephan, Carlsson Jonas, Wiklund Ingela K
Published 2003-10-01

Reliability and validity of the Gastrointestinal Symptom Rating Scale (GSRS) and Quality of Life in Reflux and Dyspepsia (QOLRAD) questionnaire in dyspepsia: A six-country study

by Újszászy László, Van Rensburg Christo J, Regula Jaroslaw, Piqué Jose M, Pacini Franco, Madisch Ahmed, Kulich Károly R, Carlsson Jonas, Halling Katarina, Wiklund Ingela K
Published 2008-01-01