Media type: E-Article Title: Decomposing the within-person and between-person sources of variation in physical activity-cognition associations for low-active older adults Contributor: Kowalski, Kristina A.; MacDonald, Stuart W. S.; Yeates, Keith O.; Tuokko, Holly A.; Rhodes, Ryan E. Published: Informa UK Limited, 2018 Published in: Psychology & Health, 33 (2018) 12, Seite 1431-1455 Language: English DOI: 10.1080/08870446.2018.1508682 ISSN: 0887-0446; 1476-8321 Origination: Footnote: