821 | Add to Reading ListSource URL: www.crossref.orgLanguage: English - Date: 2007-08-06 13:13:02
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822 | Add to Reading ListSource URL: www.crossref.orgLanguage: English - Date: 2007-08-06 13:11:20
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823 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2003-12-15 10:17:07
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824 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2003-11-20 07:16:27
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825 | Add to Reading ListSource URL: www.dtic.milLanguage: English - Date: 2012-05-10 07:20:40
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826 | Add to Reading ListSource URL: www.nps.govLanguage: English - Date: 2004-05-20 15:01:10
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827 | Add to Reading ListSource URL: www.fda.govLanguage: English |
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828 | Add to Reading ListSource URL: ntl.bts.govLanguage: English - Date: 2012-07-19 13:21:29
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829 | Add to Reading ListSource URL: www.cendi.govLanguage: English |
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830 | Add to Reading ListSource URL: www.niso.orgLanguage: English - Date: 2010-03-11 04:30:33
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