Bathing Adaptations in the Homes of Older Adults (BATH-OUT-2): study protocol for a randomised controlled trial, economic evaluation and process evaluation oleh Phillip J. Whitehead, Stuart Belshaw, Samantha Brady, Elizabeth Coleman, Alexandra Dean, Laura Doherty, Caroline Fairhurst, Sandra Francis-Farrell, Miriam Golding-Day, Joanne Gray, Maisie Martland, Jennifer McAnuff, Andrew McCarthy, Peter McMeekin, Natasha Mitchell, Melanie Narayanasamy, Craig Newman, Adwoa Parker, Tim Rapley, Sara Rodgers, Leigh Rooney, Rachel Russell, Laura Sheard, David Torgerson