Mohammed Y. Elhamrawy et al. 2023. Effect of Tai Chi versus Aerobic Training on Improving Hand Grip Strength, Fatigue, and Functional Performance in Older Adults Post-COVID-19: a randomized controlled trial. Journal of Population Therapeutics and Clinical Pharmacology. 30, 7 (Apr. 2023), 190–198. DOI:https://doi.org/10.47750/jptcp.2023.30.07.024.