an introduction to smoking the number one cause of lung cancer Smoking behaviors and lung cancer epidemiology: a cohort study  although tobacco smoking is a proven cause of lung cancer,  smoking behaviors and lung cancer.
{"Image DocumentName": "Introduction to Lung Cancer", "Image ImageDescription": "Lung cancer is the uncontrolled growth of abnormal cells in one or both lungs. As they grow, the abnormal cells can form tumors and interfere with the functioning of the lung, which provides oxygen to the body via the blood. They arise from epithelial cells.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}