Talk:Chronic periodontitis

External links modified
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I have just modified one external link on Chronic periodontitis. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20090720042329/http://www.uic.edu/classes/peri/peri323/syallbus/class/charac1.htm to http://www.uic.edu/classes/peri/peri323/syallbus/class/charac1.htm

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Cheers.— InternetArchiveBot  (Report bug) 23:37, 6 August 2017 (UTC)