1 Institute of Biomedical Sciences Abel Salazar, University of Porto, Porto, Portugal; School of Health Sciences, HES-SO Valais-Wallis, Sion, Switzerland.
2 Service of Old Age Psychiatry, Lausanne University Hospital, Lausanne, Switzerland.
3 Institute of Psychology, University of Lausanne, Lausanne, Switzerland; Swiss National Centre of Competence in Research LIVES, University of Lausanne, Lausanne, Switzerland.
4 Nursing School of Porto, Porto, Portugal; Center for Health Technology and Services Research, Porto, Portugal.
5 School of Health Sciences, HES-SO Valais-Wallis, Sion, Switzerland; Service of Old Age Psychiatry, Lausanne University Hospital, Lausanne, Switzerland.