Amendola, Alfonso, et al. “Impact of SARS-Cov-2 Pandemic on Emergency General Surgery. A Single-Center Observational Study ”. Annali Italiani Di Chirurgia, vol. 92, no. 3, May 2021, pp. 317-22, https://annaliitalianidichirurgia.it/index.php/aic/article/view/1285.