Benefits and Harms of Digital Health Interventions Promoting Physical Activity in People With Chronic Conditions: Systematic Review and Meta-Analysis - Graziella Zangger; Alessio Bricca; Behnam Liaghat; Carsten B Juhl; Sofie Rath Mortensen; Rune Martens Andersen; Camma Damsted; Trine Grønbek Hamborg; Mathias Ried-Larsen; Lars Hermann Tang; Lau Caspar Thygesen; Søren T Skou (Journal of Medical Internet Research, 2023)