1. William James Research Center, ISPA – Instituto Universitário, Lisbon, Portugal
2. Health Sciences Division, Universidad de Guadalajara CUTONALA, Guadalajara, Mexico
3. Public Health Department, Universidad de Guadalajara CUCS, Guadalajara, Mexico
4. ISPA – Instituto Universitário, Lisbon, Portugal
5. Departamento de Educación, Universidad Antonio de Nebrija, Madrid, Spain
6. Faculty of Nursing, University of Alberta, Edmonton, Canada