@Article{info:doi/10.2196/36396, author="Hung, Cheng-Hsien and Kao, Yung-Shuo", title="Learning More About the Effects of Gamification on Physical Activity. Comment on ``Evaluating the Effectiveness of Gamification on Physical Activity: Systematic Review and Meta-analysis of Randomized Controlled Trials''", journal="J Med Internet Res", year="2022", month="May", day="3", volume="24", number="5", pages="e36396", keywords="behavior change; eHealth; gamification; health behavior; intervention; meta-analysis; mobile phone; physical activity; systematic review; elderly; old adults", issn="1438-8871", doi="10.2196/36396", url="https://www.jmir.org/2022/5/e36396", url="https://doi.org/10.2196/36396", url="http://www.ncbi.nlm.nih.gov/pubmed/35503654" }