1. Clinical and Health Psychology and Research Methodology Department University of the Basque Country (UPV/EHU) San Sebastian Basque Country Spain
2. University Hospital Donostia San Sebastian Spain
3. Osakidetza‐Basque National Health Service Vitoria‐Gasteiz Basque Country Spain
4. Group of Mental Health and Psychiatric Care Biodonostia Health Research Institute San Sebastian Basque Country Spain
5. Onkologikoa Hospital San Sebastian Basque Country Spain
6. Faculty of Medicine and Nursing University of the Basque Country (UPV/EHU) San Sebastian Basque Country Spain