Additional file 3.
Video 3. Video showing the fixations made by a patient (blue point) and the controls (red points) when searching for the street sign (located at the centre of the image). Data for the patient is represented in Figures 3 and 4 by the square symbol. Note that once the point disappears the person has located the object and their trial has ended.
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Smith et al. BMC Ophthalmology 2012 12:45 doi:10.1186/1471-2415-12-45