Subjects: *COMMERCIAL product evaluation; *HEALTH policy; *PUBLIC healthUNITED StatesUNITED States. Food & Drug Administration
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Subjects: *PUBLIC health; *SMOKING cessation; *ELECTRONIC cigarettesUNITED States; ENGLAND
Subjects: *PUBLIC health; *IMMIGRANTS; *INFECTIOUS disease transmissionUNITED States
Subjects: COVID-19 pandemic; MEDICAL emergencies