A manual-based intervention for carers of people with dementia and sleep disturbances: an acceptability and feasibility RCT. by Kinnunen, K, Rapaport, P, Webster, L, Barber, J, Kyle, S, Hallam, B, Cooper, C, Horsley, R, Pickett, J, Vikhanova, A, Espie, C, Livingston, G