[1] In the course of his professional career he has developed the hematology specialization in former Yugoslavia and aided in world class research on the subject of blood related cancers.
Obradov, Slobodan, hematologist, Professor at the University of Sarajevo, born on 26 November 1918 in Senta, graduated in 1949 from the Belgrade Medical School, Serbia; finished his specialization in Internal Medicine in 1954 in Belgrade; he received habilitation in 1961 in the subject of anaemia.
He perfected himself as professor at Prof. Davidson's in the Royal College Hospital in London and he served as a researcher in several European hematological centers.
Dr. Obradov received his PhD in 1970 when he defended his dissertation "The changes of the peripheral blood and bone marrow with the reticuloendothelial system in diagnosing of malignant lymphogranuloma and tumors."
In 1973 he became director of The Clinic for Internal Diseases, "Prof. Dr. Bogdan Zimovic" Academic Medical Center in Sarajevo.