Discrepancies in reported versus measured nicotine content of e-cigarette refill liquids across nine European countries before and after the implementation of the EU Tobacco Products Directive.
Charis GirvalakiManolis TzatzarakisAlexander VardavasChristina N KyriakosKaterina NikitaraPolychronis StivaktakisAristidis TsatsakisConstantine VardavasPublished in: The European respiratory journal (2020)