Additional file 4: of A protocol to evaluate the impact of involvement of older people with dementia and age-related hearing and/or vision impairment in a multi-site European research study MiahJahanara DawesPiers LeroiIracema ParsonsSuzanne StarlingBella 2018 SENSE-Cog Researchers Interview Guide. One to one semi structured interview guide. (DOCX 12 kb)