1. Faculty of Philosophy and Social Sciences, Centre for Philosophical and Humanistic Studies, Universidade Católica Portuguesa, Braga, Portugal
2. North Regional Health Administration, Ministry of Health, Braga, Portugal
3. College of Nursing and Institute for Measurement, Evaluation and Statistics, University of Houston, Houston, TX, USA
4. Applied Psychology Department, School of Psychology, University of Minho, Braga, Portugal