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Description
Why nicotine has a much longer half-life in neonates than in adults, whereas the cotinine half-life is essentially the same in newborns and adults, might partially be explained by differing sensitivities of nicotine and cotinine clearances to changes in hepatic blood flow

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J Neurosci 23 : 35723576

Vaporizers Vapes heat up your weed to a temperature that releases the THC and other cannabinoids in a vapor without actually burning the plant material

a negative coefficient indicates they are complementary goods