Resuming professional football (soccer) during the COVID-19 pandemic in a country with high infection rates: a prospective cohort study
Yorck Olaf Schumacher, Montassar Tabben, Khalid Hassoun, Asmaa Al Marwani, Ibrahim Al Hussein, Peter Coyle, Ahmed Khellil Abbassi, Hani Taleb Ballan, Abdulaziz Al-Kuwari, Karim Chamari, Roald Bahr
British Journal of Sports Medicine Oct 2021, 55 (19) 1092-1098; DOI: 10.1136/bjsports-2020-103724