A study of the relationship between the video head impulse test and air calorics - Bell, S L; Barker, F; Heselton, H (European archives of oto-rhino-laryngology: official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS): affiliated with the German Society for Oto-Rhino-Laryngology – Head and Neck Surgery, 2015)