Name Info Provider Link
free resource MDPI https://www.mdpi.com/resolver?pii=ijerph19031462
E-Cigarettes free resource MedlinePlus Health Information https://medlineplus.gov/ecigarettes.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/35162490/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/35162490