1. Department of Psychiatry, Hospital Clinic i Provincial of Barcelona, University of Barcelona, 08036 Barcelona, Spain
2. Mental Health Service, Clínica Universidad de los Andes, Santiago 7591047, Chile
3. Department of Psychiatry, Medicine School, Universidad Andrés Bello (UNAB), Santiago 8370146, Chile
4. Department of Orthopaedic Surgery, Hospital Clínico Universidad de Chile, Santiago 8380456, Chile
5. Medicine School, University of Chile, Santiago 8330015, Chile
6. Department of Psychiatry, Medicine School, Universidad de Santiago de Chile, Santiago 8380456, Chile
7. Department of Psychiatry, Medicine School, Universidad Mayor, Santiago 8330015, Chile
8. Institute of Biomedical Research August Pi i Sunyer (IDIBAPS), University of Barcelona, 08036 Barcelona, Spain