21. In 1901 he left St Thomas', having been elected to a scholarship at the Department of Pathology at Cambridge University. 22. From 1928 he became pathologist at the 1st Department of Pathology , from 1932 surgeon at the 3rd Department of Surgery. 23. Dr . Chang is now the American Cancer Society Professor in the Department of Pathology at the University of Pittsburgh. 24. In 1993, he joined the University of Virginia School of Medicine as a Research Associate at the Department of Pathology . 25. Since the democratic changes in 1990, the " Ljudevit Jurak Clinical Department of Pathology " in Zagreb has borne his name. 26. He was the Anthony N . Brady Professor and chairman of the department of pathology at the Yale School of Medicine. 27. It's genetic, not biological, " said Dr . James Ross, who chairs Albany Medical College's department of pathology and laboratory medicine. 28. He began his teaching, research and administrative career at The University of British Columbia in 1963 in the Department of Pathology . 29. "' Mark I . Greene "'is a professor in the Department of Pathology and Laboratory Medicine at the University of Pennsylvania. 30. In 1973, he was named Chairman of the Department of Pathology at Montefiore Medical Center and the Albert Einstein College of Medicine.