52.
Woods JA, Hutchinson NT, Powers SK, Roberts WO, Gomez-Cabrera MC, Radak Z, Berkes I, Boros A, Boldogh I, Leeuwenburgh C, Coelho-Junior HJ, Marzetti E, Cheng Y, Liu j, Durstine JL, Sun J, Ji LL. The COVID-19 pandemic and physical activity. Sports Med Health Sci. 2020;2(2):55–64; doi: 10.1016/j.smhs.2020.05.006.