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 with reflux disease
Main Authors: | , , , , , , , |
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Format: | Online |
Language: | English |
Published: |
BioMed Central
2003
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC269999/ |