A cross-sectional study among adolescents examined the respiratory health effects of vaping based on biochemically validated smoking and e-cigarette usage status.
Source: PubMed (pubmed.ncbi.nlm.nih.gov)
A cross-sectional study among adolescents examined the respiratory health effects of vaping based on biochemically validated smoking and e-cigarette usage status.
Source: PubMed (pubmed.ncbi.nlm.nih.gov)