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. 2021 Nov 9;5(11):e28634. doi: 10.2196/28634

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©Cyrille Herkert, Lidwien Graat-Verboom, Judith Gilsing-Fernhout, Manon Schols, Hareld Marijn Clemens Kemps. Originally published in JMIR Formative Research (https://formative.jmir.org), 09.11.2021.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Formative Research, is properly cited. The complete bibliographic information, a link to the original publication on https://formative.jmir.org, as well as this copyright and license information must be included.

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Participant timeline and study measurements. 1-MSTS: 1-minute sit-to-stand; CSQ-8: Client Satisfaction Questionnaire-8; EQ-5D-5L: EuroQol 5-Dimension, 5-Level Questionnaire; mMRC: modified Medical Research Council; PDQ: Purpose-Designed Questionnaire; PSC: Patient-Specific Complaints.