1. Lluita contra la Sida Foundation, Germans Trias i Pujol University Hospital, Badalona, Spain.
2. Professor of Phychosocial and Mental Health Nursing, School of Nursing, Faculty of Medicine and Health Sciences, University of Barcelona, Barcelona, Spain.
3. AIDS Research Institute-IRSICAIXA, Institute Germans Trias I Pujol (IGTP), Germans Trias i Pujol University Hospital, Badalona, Spain.
4. University of Vic—Central University of Catalunya, Vic, Spain.