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Hearing
Audiologists, British Association of Audiological Scientists, British Society of Audiology, Brtitish Association of Audiological Physicians, Journal of Laryngology and Otology, The Association of Independent Hearing Healthcare
Vision
Optometrists, Professional Resources, Are You Entitled To Free Eye Examinations?, Cochrane Eyes and Vision Group, EyeUK, Terence Mendoza, The Ophthalmic Research Network, UK College of Optometrists, What Numbers Can You See?