1. School of Health Sciences, Seattle Pacific University, Seattle, WA 98119, USA
2. Paediatric Oncology Unit, Toledo University Hospital, Av. del Río Guadiana, 45007 Toledo, Spain
3. Faculty of Physiotherapy and Nursing, Toledo Campus, University of Castilla-La Mancha, Avda Carlos III, s/n, 45071 Toledo, Spain
4. Nursing Department, University of Evora, 7000-811 Evora, Portugal
5. Superior School of Health, Quinta do Mergulhão Srª da Guia, 2005-075 Santarém, Portugal
6. Department of Mathematics, Didactics Area, Faculty of Education of Toledo, University of Castilla-La Mancha, Avda Fábrica de Armas, s/n, 45071 Toledo, Spain
7. Infanta Cristina University Hospital, Av. 9 de Junio, 2, 28981 Madrid, Spain
8. Departamento de Enfermagem da Criança e do Jovem, Escola Superior de Enfermagem de Lisboa, AvenidabProfessor Egas Moniz, 1600-190 Lisboa, Portugal
9. Nursing Research, Innovation and Development Centre of Lisbon (CIDNUR), Centre for Public Administration and Public Policies, Institute of Social and Political Sciences, Universidade de Lisboa, 1300-663 Lisboa, Portugal
10. Campus Universitario San Lazzaro, University of Modena and Reggio Emilia, Vía Amendola, 2, 42122 Reggio Emilia, Italy
11. Health Sciences Research Unit: Nursing (UICISA: E), Coimbra Nursing School (ESEnfC), 3004-011 Coimbra, Portugal