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Here in South Africa, theres a substance called sugars or woonga that contains heroine and other household chemicals thats taken in the same way as vaping

[10] Currently, the number of premature deaths in the US from tobacco use per year exceeds the number of employees in the tobacco industry by 4 to 1

# # # Lawrence Berkeley National Laboratory addresses the worlds most urgent scientific challenges by advancing sustainable energy, protecting human health, creating new materials, and revealing the origin and fate of the universe

Travellers who may be at high risk while travelling in regions with risk of tuberculosis should discuss pre- and post-travel options with a health care professional

Categorical variables were presented as frequencies and percentages, and differences in their distribution across exposure groups were assessed using Pearsons chi-squared test

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