Susan A. Douglas, MBBS (Hons) UWI, FRCSEd, FRCS (ORL-HNS)
Consultant Otolaryngologist and Otologist
Rotherham NHS Foundation Trust
SAD declares that she has no competing interests.
Dr Susan Douglas would like to thank Professor William Gibson, a previous contributor to this topic. WG is an author of one of the references cited in this topic.
Joel Goebel, MD, FACS
Professor and Vice Chairman
Residency Program Director
Dizziness and Balance Center Director
Otolaryngology-Head and Neck Surgery
Washington University School of Medicine
JG is an author of a number of references cited in this topic.
Iain Swan, MD, FRCS
Senior Lecturer in Otolaryngology
Honorary Consultant Otolaryngologist
Glasgow Royal Infirmary
IS declares that he has no competing interests.