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If there were one tenth the evidence that the Brooklyn Bridge was unsafe for traffic as there is that cancer of the lung is caused by cigarette smoking, the Brooklyn Bridge would be closed to traffic within 24 hours until it could be determined whether it was safe. It was all about money: Our complacency about this much greater health hazard is undoubtedly due to the economic significance of tobacco Among the first to debunk the governments $40 million research effort to develop a safe cigarette, Ochsner, whenever he was asked if filtered cigarettes had any value, would reply, Yes, for the tobacco industry

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Still, the results of recent animal studies challenge the widely accepted idea that cannabinoids are harmless and call for caution when using marijuana, particularly while pregnant or during adolescence, said Testai

If variable distribution was skewed, Kruskal-Wallis was applied with Mann-Whitney U-test in the post-hoc analyses (Table 1)