Jonas Salk's Legacy2004 will marked the 50th anniversary of the introduction of the Salk Polio vaccine. Kathleen Murray, Dr. Jonas Salk's assistant for the last 5 years of his life, shares her perspective about the history of Jonas Salk, the polio vaccine and the Salk Institute. [10/2003] [Health and Medicine] [Science] [Show ID: 7378]From:uctelevisionViews:2441 14ratingsTime:27:32More inEducation