1. School of Nursing and Midwifery Studies; Trinity College Dublin; Dublin Ireland
2. College of Public Health; Temple University; Philadelphia PA USA
3. University Medical Center, Radboud Universiteit; Nijmegen Gelderland The Netherlands
4. Fundacio Catalana per a la Recerca i la Innovacio; Barcelona Catalunya Spain
5. Reena; Toronto Canada
6. Department of Disability and Human Development; University of Illinois at Chicago; Chicago IL USA
7. Faculty of Health Sciences and Sport; Stirling Scotland