11 | Add to Reading ListSource URL: www.biomedcentral.comLanguage: English |
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12 | Add to Reading ListSource URL: arxiv.orgLanguage: English - Date: 2007-10-02 11:22:32
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13 | Add to Reading ListSource URL: www.closer.ac.ukLanguage: English - Date: 2015-04-17 05:52:44
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14 | Add to Reading ListSource URL: cis.ier.hit-u.ac.jpLanguage: English - Date: 2014-07-01 09:04:15
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15 | Add to Reading ListSource URL: www.demographic-research.orgLanguage: English - Date: 2009-10-21 05:56:49
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16 | Add to Reading ListSource URL: www.demographic-research.orgLanguage: English - Date: 2012-12-10 06:19:58
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17 | Add to Reading ListSource URL: www.homepages.ucl.ac.ukLanguage: English - Date: 2014-10-30 10:41:08
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18 | Add to Reading ListSource URL: www.phdcompletion.orgLanguage: English - Date: 2008-12-11 17:12:22
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19 | Add to Reading ListSource URL: www.cdc.govLanguage: English - Date: 2015-02-19 13:09:43
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20 | Add to Reading ListSource URL: www.nber.orgLanguage: English - Date: 2007-02-20 15:14:06
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