It is easy to see why this methodology is inappropriate to assess smoking cessation rates among smokers who use e-cigarettes in an attempt to quit smoking.
A defective cigarette is one which causes health effects "beyond those normally associated with tobacco product use."
LAST:ECT new innovative product ic 30 atomizer |NEXT:2014 new mechanical mod 1:1 clone RDA atomizer v2 yocan exgo v2