A loophole in U.S. Customs regulations is turning into what could be a multi-billion dollar windfall for international cigarette firms with Mexican-made packs of long-time U.S. brands already flooding ...

Methods Disposable e-cigarette flavours were identified via online searches ... #puffbaralternative, #puffbarsalt, etc. A full list of the search terms used in the study is provided as an online ...