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	Institution: CLOCKSS  | My Account | E-mail Alerts | Access Rights | Sign In Vol. 7 No. 5, September 1998   Archives  • Online Features  Article Links  • Return to Article Downloading the PowerPoint slide may take up to 30 seconds. If the slide opens in your browser, select File -> Save As to save it. Copyright restrictions may apply. Please see our Conditions of Use. Figure 4. Categorization of 1-year smoking abstinence rates by age and treatment. Asterisk indicates significance at P<.05. HOME | CURRENT ISSUE | PAST ISSUES | TOPIC COLLECTIONS | CME | PHYSICIAN JOBS | HELP CONDITIONS OF USE | PRIVACY POLICY | CONTACT US | SITE MAP   © 2011 American Medical Association. All Rights Reserved.