1 World Federation of Societies of Anaesthesiologists, London, United Kingdom, Department of Anaesthesia, University of Otago, Christchurch Hospital, Christchurch, New Zealand, w.morriss@me.com Hobart Anesthetic Group, Hobart, Tasmania, Australia, University of Tasmania School of Medicine, Hobart, Tasmania, Australia World Federation of Societies of Anaesthesiologists, London, United Kingdom Clinical Center of Serbia, Emergency Center, Center for Anaesthesiology and Resuscitation, University of Belgrade, School of Medicine, Belgrade, Serbia World Federation of Societies of Anaesthesiologists, London, United Kingdom World Federation of Societies of Anaesthesiologists, London, United Kingdom Servicio de Anestesia, Cuidados Intensivos y Unidad de Dolor, Hospital Del Valle, San Pedro Sula, Honduras World Federation of Societies of Anaesthesiologists, London, United Kingdom Department of Anaesthesiology, College of Health Sciences, University of Port Harcourt, Rivers State, Nigeria World Federation of Societies of Anaesthesiologists, London, United Kingdom, Montevideo, Uruguay World Federation of Societies of Anaesthesiologists, London, United Kingdom Department of Anaesthesia, Intensive Care and Emergency Medicine, Baerum Hospital, Sandvika, Norway.