cigarette dopamine level Function in Smokers: An [18F]-DOPA PET Study Frontiers | Effects of Chronic

And a third

There is also some evidence that cigarette retailers located in Michigan counties along the Indiana border changed their business plans in anticipation of the Indiana tax hike

These interrelated themes create a comprehensive map of the current state of adolescent e-cigarette research, identifying areas that require ongoing focus and enhanced research as market and social contexts evolve

A third possibility would be to restrict e-cigarette sales more tightly, such as by permitting only retail outlets that use point-of-sale ID readers and restricting how many electronic cigarettes can be purchased at one time