1. Faculty of Medicine; Universidad Católica de la Santísima Concepción; Concepción Chile
2. Research in Sciences of dissemination and implementation in health services; Biobizkaia Health Research Institute; Barakaldo Spain
3. Department of Medical Oncology; Besançon France
4. Independent Cochrane review author; Madrid Spain
5. Faculty of Medicine; Universidad Francisco de Vitoria; Pozuelo de Alarcón Spain
6. Department of Preventive Medicine and Public Health; Faculty of Medicine and Nursing. University of the Basque Country; Leioa Spain