Mesothelioma was discovered and recognized in 1960 when Dr. Wagner described 33 cases of mesothelioma occurring in South Africa. Discover how mesothelioma was finally linked to asbestos exposure with helpful information from a clinical professor in this free video on cancer. Expert: William Hughson Bio: Dr. William Hughson is a resident professor of occupational diseases at the University of California San Diego. Filmmaker: Bing Hu
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