Items where Author is "Friedrich, Dana"
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Article
Schäfer, Sarah K. ; Weidner, Kathrin Julia ; Hoppner, Jorge ; Becker, Nicolas ; Friedrich, Dana ; Stokes, Caroline S. ; Lammert, Frank ; Köllner, Volker (2017) Design and validation of a German version of the GSRS-IBS - an analysis of its psychometric quality and factorial structure. BMC Gastroenterology, 17 (139). pp. 1-8. ISSN 1471-230X
