Remote monitoring technologies in Alzheimer’s disease: design of the RADAR-AD study by Muurling, M, de Boer, C, Kozak, R, Religa, D, Koychev, I, Verheij, H, Nies, VJM, Duyndam, A, Sood, M, Fröhlich, H, Hannesdottir, K, Erdemli, G, Lucivero, F, Lancaster, C, Hinds, C, Stravopoulos, TG, Nikolopoulos, S, Kompatsiaris, I, Manyakov, NV, Owens, AP, Narayan, VA, Aarsland, D, Visser, PJ