Article History
Accepted: 24 June 2020
First Online: 1 July 2020
Compliance with ethical standards
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: Prof. Luca Cabrini Cabrini declares no conflicts of interest. Prof. Giacomo Grasselli received payment for lectures from Getinge, Biotest, Draeger Medical, Thermofisher, Fisher & Paykel and MSD, all unrelated to the present work. Prof. Maurizio Cecconi received personal fees from Edwards Lifesciences, from Directed Systems, and from Cheetah Medical, outside the submitted work.
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