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2. Mokkink L, Prinsen C, Patrick D, et al. COSMIN study design checklist for patient-reported outcome measurement instruments. COnsensus-based Standards for the selection of health Measurement INstruments, Ver. July 2019. [cited 2020 Aug 20]. Available from: https://www.cosmin.nl/wp-content/uploads/COSMIN-study-designing-checklist_final.pdf.
3. A 12-Item Short-Form Health Survey