1. UK Government. MHRA publishes clear guidance to support bringing e-cigarettes to market as licensed therapies. Accessed October 10, 2022. https://www.gov.uk/government/news/mhra-publishes-clear-guidance-to-support-bringing-e-cigarettes-to-market-as-licensed-therapies
2. UK National Health Service Digital. Part 4: Smoking patterns among young people. Accessed October 10, 2022. https://digital.nhs.uk/data-and-information/publications/statistical/statistics-on-smoking/statistics-on-smoking-england-2019/part-4-smoking-patterns-in-children-copy#:~:text=Smoking%20prevalence%20among%20young%20people,-Smoking%20prevalence%2C%20by&text=6%25%20of%20pupils%20were%20current,3%25%20were%20regular2%20smokers.&text=Similar%20proportions%20of%20boys%20and,7%25%20of%2015%20year%20olds
3. National Academies. Public Health Consequences of E-Cigarettes. National Academies; 2018. Accessed October 10, 2022. https://nap.nationalacademies.org/resource/24952/012318ecigaretteConclusionsbyEvidence.pdf
4. Centers for Disease Control and Prevention. Youth E-Cigarette Use Remains Serious Public Health Concern Amid COVID-19 Pandemic. Accessed October 10, 2022. https://www.cdc.gov/media/releases/2021/p0930-e-cigarette.html#:~:text=A%20study%20released%20today%20(attached,those%20youth%20using%20flavored%20e%2D
5. Public Health England. Vaping in England: 2021 evidence update summary. Public Health England; 2021. Accessed October 10, 2022. https://www.gov.uk/government/publications/vaping-in-england-evidence-update-february-2021/vaping-in-england-2021-evidence-update-summary