The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
The association between the risk of lung cancer and tobacco smoking, dietary factors and occupational exposures was examined in a hospital-based case-control study. The study involved 123 consecutive cases and 123 controls, matched by age (± 13), sex, and race. In this first study of lung cancer risk in Brazil, we found that tobacco smoking is the strongest risk factor with an odds ratio (OR) for...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.