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| 0001104659-20-067752-index.html | 2020-05-29 16:07:05 | |
| 0001104659-20-067752.txt | 2020-05-29 16:07:05 | |
 0001104659-20-067752-xbrl.zip | 210526 | 2020-05-29 16:07:05 |
| FilingSummary.xml | 1799 | 2020-05-29 16:07:05 |
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| regn-20200525.xsd | 3189 | 2020-05-29 16:07:05 |
| regn-20200525_lab.xml | 34591 | 2020-05-29 16:07:05 |
| regn-20200525_pre.xml | 22712 | 2020-05-29 16:07:05 |
| report.css | 2767 | 2020-05-29 16:07:05 |
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| tm2021201d1_ex5-1.htm | 8527 | 2020-05-29 16:07:05 |