Nonetheless, large inequities in smoking prevalence persisted in the 2020/21 survey
Retrieved from www.ncbi.nlm.nih.gov, January 1, 2019.
Carrying out the meta-analyses Fixed-effect and random-effects meta-analyses were conducted using the method of Fleiss and Gross [13], with heterogeneity quantified by H, the ratio of the heterogeneity chisquared to its degrees of freedom, which is directly related to the statistic I 2 [16] by the formula I 2 = 100 (H-1)/H
Cigarette smoke (CS) contains a large number of toxic substances, can cause a series of changes in the trachea, lung tissue, pulmonary blood vessels, and promotes the occurrence and development of COPD
The risks of recreational marijuana for adults are significant and include impaired judgment, the potential for dependence, and long-term health consequences