1. Rhinology and Skull Base, Applied Medical Research Centre, St Vincent’s Hospital, University of New South Wales and Macquarie University, Sydney, NSW, Australia
2. Department of Otolaryngology, Head and Neck Surgery, Concord General Hospital, University of Sydney and Macquarie University, Sydney, NSW, Australia
3. Deparment of Surgery–Otolaryngology Head and Neck Surgery, University of Adelaide, Adelaide, SA, Australia
4. Queensland Skull Base Unit and Department of Otolaryngology–Head and Neck Surgery, Princess Alexandra Hospital and School of Medicine, University of Queensland, Brisbane, QLD, Australia
5. Department of Otolaryngology–Head and Neck Surgery, Southern Health, Melbourne, Victoria, Australia
6. Department of Otolaryngology–Head and Neck Surgery, Royal Victorian Eye and Ear Hospital, Melbourne, Australia
7. Department of ENT Surgery, The Children’s Hospital at Westmead, University of Sydney, Sydney, NSW, Australia
8. Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand