1. Instituto de Cancerología, Clínica las Americas, Medellín, Colombia
2. School of Psychology, Universidad Autónoma de Barcelona, Barcelona, Spain
3. Pain and Palliative Care Group, School of Health Sciences, Universidad Pontificia Bolivariana in Medellín, Colombia
4. Research Group on Stress and Health, School of Psychology, Autonomous University of Barcelona, Barcelona, Spain
5. Egarsat Mutua Colaboradora con la Seguridad Social n 276, Terrassa, Barcelona, Spain