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Validity, Reliability, and Calibration of the Physical Activity Unit 7 Item Screener (PAU-7S) at Population Scale
(BioMed Central Ltd., 2021-07-17)
[Abstract] Background
Validation of self-reported tools, such as physical activity (PA) questionnaires, is crucial. The aim of this study was to determine test-retest reliability, internal consistency, and the concurrent, ...