1. Department of Dermatology, Escuela de Medicina Pontificia Universidad Católica de Chile Santiago Chile
2. Dermatology Service Hospital Dr. Carlos Cisternas de Calama Calama Chile
3. Hospital Nutrition Unit Fundación Arturo López Pérez Santiago Chile
4. Dermatology Service, Department of Medicine Memorial Sloan Kettering Cancer Center New York New York USA
5. Integrative Medicine Service Memorial Sloan Kettering Cancer Center New York New York USA
6. Melanoma and Skin Cancer Unit, Escuela de Medicina Pontificia Universidad Católica de Chile Santiago Chile