Low cigarette consumption and risk of coronary heart disease and stroke: meta-analysis of 141 cohort studies in 55 study reports: http://www.bmj.com/content/360/bmj.j5855
Low cigarette consumption and risk of coronary heart disease and stroke: meta-analysis of 141 cohort studies in 55 study reports: http://www.bmj.com/content/360/bmj.j5855