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National Academies Web Server www7.nationalacademies.org
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head><script type="text/javascript" src="https://web-static.archive.org/_static/js/bundle-playback.js?v=7YQSqjSh" charset="utf-8"></script> <script type="text/javascript" src="https://web-static.archive.org/_static/js/wombat.js?v=txqj7nKC" charset="utf-8"></script> <script>window.RufflePlayer=window.RufflePlayer||{};window.RufflePlayer.config={"autoplay":"on","unmuteOverlay":"hidden"};</script> <script type="text/javascript" src="https://web-static.archive.org/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("http://www7.nationalacademies.org/","20080513193011","https://web.archive.org/","web","https://web-static.archive.org/_static/", "1210707011"); </script> <link rel="stylesheet" type="text/css" href="https://web-static.archive.org/_static/css/banner-styles.css?v=p7PEIJWi" /> <link rel="stylesheet" type="text/css" href="https://web-static.archive.org/_static/css/iconochive.css?v=3PDvdIFv" /> <!-- End Wayback Rewrite JS Include --> <title>National Academies Web Server www7.nationalacademies.org</title> <meta http-equiv="Content-Type" content="text/html; charset=windows-1252"> <meta http-equiv="REFRESH" content="5;URL=https://web.archive.org/web/20080513193011/http://nationalacademies.org/"> <meta content="MSHTML 6.00.2800.1400" name="GENERATOR"></head> <body link="#000000"> <table width="410" align="center"> <tbody> <tr> <td> </td></tr> <tr> <td> </td></tr> <tr> <td> </td></tr> <tr> <td><font face="arial" size="5"><b><a href="https://web.archive.org/web/20080513193011/http://nationalacademies.org/">The National Academies</b></a></font></td></tr> <tr> <td valign="top"><font size="3"><a href="https://web.archive.org/web/20080513193011/http://www.nasonline.org/">National Academy of Sciences</a></font></td></tr> <tr> <td valign="top"><font size="3"><a href="https://web.archive.org/web/20080513193011/http://www.nae.edu/">National Academy of Engineering</a></font></td></tr> <tr> <td valign="top"><font size="3"><a href="https://web.archive.org/web/20080513193011/http://www.iom.edu/">Institute of Medicine</a></font></td></tr> <tr> <td valign="top"><font size="3"><a href="https://web.archive.org/web/20080513193011/http://www.nationalacademies.org/nrc">National Research Council</a></font></td></tr> <tr> <td> </td></tr> <tr> <td> </td></tr> <tr> <td> </td></tr> <tr> <td>To go to the National Academies home page, click here:<br><a href="https://web.archive.org/web/20080513193011/http://nationalacademies.org/">http://nationalacademies.org/</a>, or wait just a moment . . .<br><br></td></tr> <tr> <td>If you still can't find what you're looking for, please send an e-mail to <a href="https://web.archive.org/web/20080513193011/mailto:wwwfdbk@nas.edu">wwwfdbk@nas.edu</a>.</td></tr></tbody></table></body></html> <!-- FILE ARCHIVED ON 19:30:11 May 13, 2008 AND RETRIEVED FROM THE INTERNET ARCHIVE ON 05:23:51 Mar 04, 2025. JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE. ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C. SECTION 108(a)(3)). --> <!-- playback timings (ms): captures_list: 0.462 exclusion.robots: 0.019 exclusion.robots.policy: 0.011 esindex: 0.008 cdx.remote: 18.586 LoadShardBlock: 768.083 (6) PetaboxLoader3.datanode: 272.243 (7) PetaboxLoader3.resolve: 167.263 (2) load_resource: 179.179 -->