E-cigarette Use and Myocardial Infarction: Association Versus Causal Inference

We read with particular interest the study by Alzahrani et al., 1 Alzahrani T Pena I Temesgen N Glantz SA Association between electronic cigarette use and myocardial infarction. Am J Prev Med. 2018; 55: 455-461https://doi.org/10.1016/j.amepre.2018.05.004 Abstract Full Text Full Text PDF PubMed Scopus (177) Google Scholar who examined the association between e-cigarette use and myocardial infarction (MI). With this letter, we would like to...