Hakala, Sanna, Aki Rintala, Jaakko Immonen, Juha Karvanen, Ari Heinonen, and Tuulikki Sjögren. “Effectiveness of Technology-Based Distance Interventions Promoting Physical Activity: Systematic Review, Meta-Analysis and Meta-Regression”. Journal of Rehabilitation Medicine 49, no. 2 (January 3, 2017): 97–105. Accessed May 20, 2026. https://medicaljournalssweden.se/jrm/article/view/10358.