1 1. Health Sciences Research Unit: Nursing, Nursing School of Coimbra, Portugal Centre for Evidence Based Practice: a Collaborating Centre of the Joanna Briggs Institute2. Aston Research Centre for Healthy Ageing (ARCHA), Aston University, Birmingham, United Kingdom3. Economics, Management and Industrial Engineering Department, University of Aveiro, Portugal4. Geriatric Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico and Department of Clinical Science and Community Health, University of Milan, Milan, Italy5. Department Of Paediatrics, Obstetrics and Gynaecology, Universitat de Valência, Spain6. Roessingh Research and Development, The Netherlands.