Impact of the COVID-19 Pandemic on Enhanced Recovery After Surgery (ERAS) Application and Outcomes: Analysis in the "Lazio Network" Database.

"Declarations Conflict of interestThe authors have no competing interests or conflicts of interest relevant to this article to disclose. Ethical approvalThis research involves only human participants and no animals and was performed in accordance with the 1964 Helsinki Declaration. This study was first approved by the institutional Ethics Committee of Fondazione Policlinico Universitario A. Gemelli IRCCS (Protocol Number 000767418) and then approved by the institutional ethics committee of every participating center. Informed consentInformed consent was obtained from all individual participants included in the study. Conflict of interest The authors have no competing interests or conflicts of interest relevant to this article to disclose."

"Funding No funding was received to produce this paper."