A Pandemic in Times of Global Tourism: Superspreading and Exportation of COVID-19 Cases from a Ski Area in Austria

On 7 January 2020, the World Health Organization (WHO) announced a novel coronavirus to be the cause of pneumonia cases whose cause was unclear in China. The infection came to be known as a coronavirus disease (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). After