can you buy tobacco at 18 in north carolina N.C. House and Senate bills would raise sales age to 21 North Carolina lawmakers push to

It's framed as a story being told rather than necessarily legitimate flashbacks (and I seem to recall that some of it turns out to be non-canon) but it does go a long way to understanding one of the central characters in the conspiracy and making the world of The X-Files feel real

(1996, October)

Cigarette smoke and epigenetic mechanisms of pulmonary vascular endothelial cell apoptosis Epigenetics refer to heritable changes of gene expression, without changing the nucleotide sequence of genes

In 2011, Professor Gilmore presented the preliminary findings on tobacco industry pricing to HMRC, HM Treasury and Department for Health Civil Servants, to raise awareness of the issues uncovered

Characterization of nave, memory and effector T cells in progressive multiple sclerosis