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September 2014

ONLINE: To download, See Federal Effective 8/10/18: For retailers who sell cigars individually without packaging, there is an FDA sign requirement

In 1935, after the development of the electron microscope, Wendell Stanley was the first scientist to crystallize the structure of the tobacco mosaic virus and discovered that it is composed of RNA and protein

Competing interests The authors declare that they have no competing interests

Br J Pharmacol 171(24):56825695 Sarabi M, Lind L (2000) Short-term effects of smoking and nicotine chewing gum on endothelium-dependent vasodilation in young healthy habitual smokers