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Contributor Information
Robert O Barker, Population Health Sciences Institute, Newcastle University.
Anita Astle, Wren Hall Nursing Home, Nottingham, UK.
Karen Spilsbury, School of Healthcare, University of Leeds, Leeds, UK; NIHR Applied Research Collaboration North East and North Cumbria, Newcastle, UK.
Barbara Hanratty, Population Health Sciences Institute, Newcastle University; NIHR Applied Research Collaboration North East and North Cumbria, Newcastle, UK.