1. Department of Internal Medicine, Medical Sciences School; New University of Lisbon; Lisbon Portugal
2. Serviço de Medicina, Hospital S. Francisco Xavier; 1400 Lisboa Portugal
3. Department of Cardiology, Medical Sciences School; New University of Lisbon; Lisbon Portugal
4. Serviço de Cardiologia; Hospital Pulido Valente; 1750 Lisboa Portugal
5. EPICAWorking Group; Lisbon Portugal
6. Grupo de Investigação EPICA; Av. António Augusto de Aguiar 128, 1050 Lisboa Portugal
7. Datamedica Ltd.; Lisbon Portugal
8. Datamedica; R. Garcia de Orta 70, 2 D, 1200 Lisboa Portugal
9. Department of Medical Therapeutics, Medical Sciences School; New University of Lisbon; Lisbon Portugal