duke family tobacco Washington Tobacco Industrialist James Duke 1856-1925

The cross-sectional nature of the data, the potential for healthy switcher bias, the inability to adjust for body mass index, the variable and uncontrollable effects of prior tobacco exposure in the vaping groups, and the small number of never-smoker vapers all preclude such a conclusion

The global impact of asthma in adult populations

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For most people alive today, COVID-19 was the first pandemic theyve lived through

[i]Fong GT, Chung-Hall J, Meng G , et al