The main study finding was as follows: "The assessment of lung function demonstrated that neither a brief session of active e-cigarette smoking nor a 1 hour passive e-cigarette smoking session significantly interfered with normal lung function. On the other hand, acute active and passive tobacco cigarette smoking undermined lung function, as repeatedly shown in previous studies."

2. Lorillard: "FDA should exercise enforcement discretion not to require premarket review of electronic cigarettes introduced into United States commerce on or before the effective date of the final deeming regulation.

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