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We report health outcomes (blood pressure, heart rate, body weight, lung function, respiratory symptoms, exhaled breath nitric oxide [eNO], exhaled carbon monoxide [eCO], and high-resolution computed tomography [HRCT] of the lungs) from a prospective 3.5-year observational study of a cohort of nine daily EC users (mean age 29.7 (6.1) years) who have never smoked and a reference group of twelve never smokers
Here, it was one effect after another: No matter how we looked at it, those who got the e-cigarette product demonstrated greater abstinence and reduced harm as compared to those who didnt get it. Carpenter and his colleagues designed the study in a naturalistic way to mimic real-world conditions as much as possible, also a first for e-cigarette studies, he notes
Its possible he was involved in this letter, considering his name wouldve been known to the command, but I couldnt find solid information supporting this