This article was composed from multiple news sources.

A study of 4.5 million people suggests that ex-smokers who take up vaping are more at risk of dying from lung cancer than people who quit without the use of e-cigarettes

Draftartikel opgebouwd uit meerdere gegroepeerde nieuwsbronnen. A study of 4.5 million people suggests that ex-smokers who take up vaping are more at risk of dying from lung cancer than people who quit without the use of e-cigarettes