Associations Between Planned Exercise, Walking, Incidental Physical Activity, and Habit Strength in Older People: A Cross-Sectional Study. - Andrews, Sophie C.; Parekh, Dinaz; Brady, Brooke; Delbaere, Kim; Hamidul Huque, Md; Killcross, Simon; Anstey, Kaarin J. (Journal of Aging & Physical Activity, 2022)