1 Department of Surgery, Division of Urology, University of Vermont Larner College of Medicine, Burlington, USA. Electronic address: brian.irwin@uvmhealth.org.
2 Department of Surgery, Division of Urology, University of Vermont Larner College of Medicine, Burlington, USA; Department of Anesthesiology, University of Vermont Larner College of Medicine, Burlington, VT, USA; Department of Orthopaedics and Rehabilitation, University of Vermont Larner College of Medicine, Burlington, VT, USA. Electronic address: mitchell.tsai@uvmhealth.org.
3 Department of Anesthesiology, Dartmouth-Hitchcock Medical Center, Lebanon, NH, USA. Electronic address: simon.c.hillier@hitchcock.org.
4 National University of Singapore Business School, Singapore. Electronic address: joelgoh@nus.edu.sg.