If you have ever visited the Outpatient Clinic for Thoracic and Vascular Surgery at Acibadem Sistina Hospital, then you have surely meet Nikola, a young man who has been making sure patients arrive safe to the Outpatient Clinic of Dr. Mitko Karagjozov for 4 years. He is always smiling, cheerful and full with positive energy. Nikola is one of our employees that always receives compliments from patients.