Conner, M., Grogan, S., Simms-Ellis, R., Scholtens, K., Sykes-Muskett, B., Cowap, L., Lawton, R., Armitage, C. J., Meads, D., Schmitt, L., Torgerson, C., West, R., & Siddiqi, K. (2019). Patterns and predictors of e-cigarette, cigarette and dual use uptake in UK adolescents: Evidence from a 24-month Prospective Study. Addiction, 114(11), 2048-2055. https://doi.org/10.1111/add.14723