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Mainstream and sidestream smoke negatively impacts sperm chromatin quality and decreases fertilization rates, while male secondhand smoke exposure before use appears to be deleterious for reproductive success

Table 7 Comparison of accumulated trace metals with maximum allowed inhalation

Even with a few flaws, the Nord 4 stands out for its long battery life and flexible coil options

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The new law, which took effect on July 1, prohibits the sale to minors of any "nicotine dispensing device," including the electronic smoking devices, known as e-cigarettes