Validation of a Short Questionnaire in English and French for Use in Patients with Persistent Upper Gastrointestinal Symptoms Despite Proton Pump Inhibitor Therapy: The Pass (Proto...

by David Armstrong, Sander JO Veldhuyzen van Zanten, Sharon A Chung, Colin M Shapiro, Sukhjeet Dhillon, Sergio Escobedo, Bijan K Chakraborty, Vijay Mann, Lisa Tanser, Krista Nevin
Published 2005-01-01