Population-level counterfactual trend modelling to examine the relationship between smoking prevalence and e-cigarette use among US adults
BMC Public Health (2022) - Comments
pubmed: 36261808  doi: 10.1186/s12889-022-14341-z  issn: 1471-2458 

Floe Foxon, Arielle Selya, Joe Gitchell, Saul Shiffman