exposure to environmental tobacco smoke Tobacco smoke exposure may increase

The data extraction sheet will be pre-tested on three randomly selected included studies and adjusted if necessary

This may annoy people and fly in the face of conventional wisdom, but Im going to say it: For me, the subjective health benefits of low-dose smoking (i.e

Since no new studies were added for pharyngeal and oesophageal cancers, their non-specific risk estimates of 2.23 (95% CI 1.553.20) and 2.17 (95% CI 1.702.78) remained as per our original estimates, respectively

Environmentally induced changes in immunological function: acute and chronic effects of inhalation of tobacco smoke and other atmospheric contaminants in man and experimental animals