World Federation of Societies of Anaesthesiologists (WFSA) European Society of Anaesthesiology ( ESA ) International Society of Anaesthetic Pharmacology (ISAP) The Anesthetic Research Society Anesthesia History AssociationAssociation for Low Flow Anaesthesia European Society of Critical Care Medicine (ESICM) European Society of Regional Anaesthesia European Union of Medical Specialists : Anaesthesiology Section European Virtual Anaesthesia (Foundation Européenne d'Enseignement en Anesthésiologie Website)International Agency for Pain Study and Research International Anesthesia Research Society International Society for Anaesthetic Pharmacology Obstetric Anaesthetists Association Ophthalmic Anesthesia Society Plastic Surgery & Burns Anaesthetists Society for Ambulatory Anesthesia Society for NeuroAnesthesia and Critical Care Society for Obstetric Anesthesia and Perinatology Society for Pain Practice Management (SPPM) Society for Pediatric Anesthesia Society for Technology in Anesthesia Society of Computing and Technology in Anaesthesia