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RCTs are superior to observational studies with respect to internal validity, but a strength of observational studies is that they reflect the effectiveness of e-cigarettes as they are being used in real-world settings, rather than how a specific device would perform under controlled or optimal conditions

Government Accountability Office, whose standards we are statutorily obligated to follow, requires us to assess the sufficiency and appropriateness of computerprocessed information we use to support our findings, conclusions, or recommendations

This convenience means fewer interruptions and a more seamless vaping experience

He spoke feverishly, and I attributed his excitement to an understandable survivors high

The best time to stop using any tobacco product was yesterday