title: Smoking and lung cancer: a review.
abstract: Cigarette smoking is the most important known factor in the causation of lung cancer. The evidence supporting this statement is enormous and irrefutable. Efforts to reduce and eventually eliminate cigarette smoking throughout the world should be strongly endorsed by all nations. The task will be difficult, but it can and must be accomplished.
mesh_terms: D005060:Europe; D005260:Female; D049673:History, 20th Century; D006801:Humans; D007564:Japan; D008175:Lung Neoplasms / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D008297:Male; D012907:Smoking / Q000150:complications* / Q000266:history; D000074606:Smoking Prevention; D014481:United States