Authors
N. Madjarov
Department of Occupational Medicine, Faculty of Public Health, Medical University – Sofia
R. Nikolova
Department of Occupational Medicine, Faculty of Public Health, Medical University – Sofia
T. Kundurzhiev
Department of Occupational Medicine, Faculty of Public Health, Medical University – Sofia
L. Hristova
Department of Occupational Medicine, Faculty of Public Health, Medical University – Sofia
K. Lyubomirova
Department of Occupational Medicine, Faculty of Public Health, Medical University – Sofia
I. Tonev
Specialized Hospital for the Active Treatment of Hematological Diseases, Sofia
