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ORAL CANCER AND ITS DETECTION - HISTORY-TAKING AND THE DIAGNOSTIC PHASE OF MANAGEMENT

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Tobacco smoke is highly addictive and has been linked to 20 percent of all deaths in the United States. It contains many cancer- causing chemicals, and almost one third of all cancer deaths are related to tobacco use. Tobacco smoking has generally been considered to have little or no association with breast cancer risk. Newer studies have challenged this conclusion and suggested a connection between smoking and an increased risk of breast cancer, but more investigation is needed to resolve this issue. Passive smoking has been linked with an increased risk of lung cancer and heart disease. Studies have also indicated.

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