US$ 28.67
tobacco use who MPOWER WHO EMRO - Tobacco use
Description
Tobacco companies also took to ancient Egypt to extol the pleasures of smoking their particular brand of cigarettes

You may be able to take part if you are eligible and interested

Background Cigarette smoking is the leading preventable cause of disease and death in the United States

Karn, J

However, the traditional observational study revealed a positive correlation between the variables, thus suggesting that covariates such as hypertension and diabetes could be important confounding factors in observational analyses
Bewersdorff J