Biomarkers of potential harm in people switching from smoking tobacco to exclusive e-cigarette use, dual use, or abstinence: secondary analysis of Cochrane systematic review of trials of e-cigarettes for smoking cessation (Addiction, 2022)

(untitled) - Hartmann-Boyce, J; Butler, AR; Theodoulou, A; Onakpoya, IJ; Hajek, P; Bullen, C; Rigotti, NA; Lindson, N