1. Universidad de La Frontera, Facultad de Medicina, Departamento de Medicina Interna, M Mont 112 Temuco, Chile
2. Cardiovascular Diseases Program, Superviser Physician, Servicio de Salud Araucanía Sur, Arturo Prat 969, Temuco, Chile
3. Chair Department of Non-Communicable Disease, Ministerio de Salud de Chile, Enrique Mac Iver 541, Santiago, Región Metropolitana, Chile
4. Consultorio Miraflores, Miraflores 1369, Temuco, Chile
5. Departamento de Salud Municipal, Valentin Letelier 415, Villarrica, Chile
6. Imperial Clinical Trials Unit, Imperial College London, Stadium House, 68 Wood Lane, London, UK