| Affiliation: | 1. Department of Nursing and Physiotherapy, University of Lleida, Lleida, Spain;2. Department of Global Health and Development, London School of Hygiene and Tropical Medicine, London, UK;3. Saw Swee Hock School of Public Health, National University of Singapore, Singapore;4. Public Health Research Group, University of Alicante, Alicante 03690, Spain;5. Bloomberg Faculty of Nursing and Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada;6. Teaching and Research Unit, Cruces University Hospital, Baracaldo, Vizcaya, Spain |
