And it did so successfully
Narkiewicz K, van de Borne PJ, Hausberg M, Cooley RL, Winniford MD, Davison DE, Somers VK
Methods Pre-registration The study protocol, research questions, and analysis plan were pre-registered on Open Science Framework ( Design The Smoking Toolkit Study uses a hybrid of random probability and simple quota sampling to select a new sample of approximately 1700 adults ( 16 years) each month [34, 35]
An increasing body of literature shows that e-cig flavors themselves cause damage when inhaled, so it makes sense to ban flavors, says coauthor Deborah J
If you experience a chronic cough or other symptoms such as chest pain or shortness of breath, consult a doctor to rule out more serious issues
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