1 Weill Cornell Medicine, Department of Anesthesiology, 525 East 68th Street, New York, NY 10065, United States of America. Electronic address: jos2001@med.cornell.edu.
2 Bern University Hospital, Department of Anesthesiology and Pain Therapy, 3010 Bern, Switzerland. Electronic address: Robert.Greif@insel.ch.
3 National Health Service, Department of Anaesthesiology, United Kingdom. Electronic address: samiamp9@gmail.com.
4 Weill Cornell Medicine, Department of Anesthesiology, 525 East 68th Street, New York, NY 10065, United States of America. Electronic address: brl4005@med.cornell.edu.
5 Ninewells Hospital and Medical School, Department of Anaesthesia, Dundee DD1 9SW, United Kingdom. Electronic address: barrymcguire1967@gmail.com.
6 University of Texas MD Anderson Cancer Center, Department of Anesthesiology & Perioperative Medicine, 1400 Holcombe Blvd Unit 409, Houston, TX 77030, United States of America. Electronic address: carin.hagberg@gmail.com.