1 nov 2018 año - One-year increase of 78% in e-cigarette 
use by high school students.
Descripción:
 Center for Tobacco Products (2018). 2018 national youth tobacco survey finds cause for concern. Retrieved from https://www.fda.gov/TobaccoProducts/PublicHealthEducation/ProtectingKidsfromTobacco/ucm405173.htm 
Añadido al timeline:
fecha:
1 nov 2018 año
Ahora mismo
 ~ 7 years ago