Compared with other detection methods, such as hyperpolarized MRI or helium (He) MRI, perfluoropropane 19 F MRI technology is straightforward, cost-effective, and capable of accurately depicting the distribution of lung gas during both inhalation and exhalation
It is important to mention that the final decision on added terpene amounts and determination of product safety is the sole responsibility of the manufacturer based on their assessments, internal procedures, and local regulations
Two details travelers miss: nicotine-free doesn't change the rule, and CBD vapes aren't an exception
The only clinical study conducted to ascertain efficacy and safety of EC use in asthma failed to detect deterioration in respiratory physiology and subjective asthma outcomes (Polosa et al ., 2014b)
To improve the efficacy of HWLs and align with the WHO FCTC Article 11 recommendations, it is crucial to implement stricter regulations and close existing loopholes in current regulations