@misc{misc971dd5fa,
title   = {Selection of validated questionnaires to obtain a rating scale for gastrointestinal symptoms in healthy persons during a clinical study},
author = {Souza, Gabriela Santos and Sardá, Fabiana Andréa Hoffmann and Bistriche, Eliana and Lajolo, Franco Maria and Menezes, Elizabete Wenzel de},
year = {2011},
booktitle   = {Science and Pharmaceutical Technology Meeting of the Pharmaceutical Sciences Faculty of the University of São Paulo}
}