1. 1 Faculty of Medicine, Department of Medical and Surgical Specialties , University Transilvania Brasov , Brasov , Romania .
2. 2 Internist.ro Clinic , 63 Nicolae Bălcescu, 500019 , Brasov , Romania .
3. 3 Faculty of Medicine, Department of Fundamental, Prophylactic and Clinical Disciplines , University Transilvania Brasov , Brasov , Romania .