Article History
Received: 22 August 2018
Accepted: 6 February 2019
First Online: 15 February 2019
Ethics approval and consent to participate
: The study was approved by the Committee for Animal Care at the University of Geneva, Switzerland (protocol number 03-63, study approval number 31.1.1051/2230/I).
: NA
: IF has received reimbursement of congress and speaking fees and travel costs from Dräger. The other authors declare that they do not have competing interests.
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