Nanotechnology cancer treatments use tiny particles to unleash poisons into cancer cells without the harmful side effects of chemotherapy. Learn how nanotechnology is improving cancer treatments with information from adoctor in this free video on cancer. Expert: Dr. David Cathcart Bio: Dr. David Cathcart specializes in occupational medicine and has an in-depth knowledge of cancer, as well as experience dealing with cancer patients and treatment for multiple years. Filmmaker: Johnny Cathcart …

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