DOI:
10.1055/s-00000012
Endoscopy
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References
Rentz AM, Kahrilas P, Stanghellini V. et al.
Development and psychometric evaluation of the patient assessment of upper gastrointestinal symptom severity index (PAGI-SYM) in patients with upper gastrointestinal disorders.
Qual Life Res 2004;
13: 1737-1749
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