Determinants of Longitudinal Adherence in Smartphone-Based Self-Tracking for Chronic Health Conditions: Evidence from Axial Spondyloarthritis. - Simon L. Jones; William Hue; Ryan M. Kelly 001; Rosemarie Barnett; Violet Henderson; Raj Sengupta (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)