Caldwell, H. A. T., Miller, M. B., Tweedie, C., Zahavich, J. B. L., Cockett, E., & Rehman, L. (2022). The Impact of an After-School Physical Activity Program on Children's Physical Activity and Well-Being during the COVID-19 Pandemic: A Mixed-Methods Evaluation Study. International Journal of Environmental Research and Public Health, 19(9), 5640-. https://doi.org/10.3390/ijerph19095640

Please summarize this article focusing on the study and its conclusions