1. Consultant Hemologist, Depto. Medicine, Hospital de Carabineros de Chile, Simón Bolívar 2200, Ñuñoa 7770199, Santiago, Chile
2. Professor Hematology, Faculty of Medicine, University Finis Terrae, Av Pedro de Valdivia 1509, Providencia, Santiago, Chile
3. Consultant Urologist, Urology Service, Hospital de Carabineros de Chile, Simón Bolívar 2200, Ñuñoa 7770199, Santiago, Chile
4. Medical Student, Faculty Medicine, University Los Andes, Monseñor Alvaro del Portillo 12,455 Las Condes, Santiago, Chile
5. Physician, General Medicine, Hospital de Carabineros de Chile, Simón Bolívar 2200, Ñuñoa 7770199, Santiago, Chile