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Sample size guidelines for logistic regression from observational studies with large population: emphasis on the accuracy between statistics and parameters based on real life clinical data

Ossip, Li and colleagues said their findings showed that nicotine is a major factor of continued e-cigarette use after the FDA ban, as current adult e-cigarette users who used e-cigarettes without nicotine were more likely to quit e-cigarette use after the FDA flavor enforcement policy [OR = 3.49

The smell is real

Researchers vaped 3 milligrams of liquid at high voltage (5.0 V) and the e-cigs generated a hidden 14 milligrams of formaldehyde-releasing agents to be inhaled by the smoker, according to researchers