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| 0001283140-14-000048-index.html | 2014-08-06 11:59:04 | |
| 0001283140-14-000048.txt | 2014-08-06 11:59:04 | |
 0001283140-14-000048-xbrl.zip | 217598 | 2014-08-06 11:59:04 |
| FilingSummary.xml | 24480 | 2014-08-06 11:59:04 |
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| hep-20140630_cal.xml | 73074 | 2014-08-06 11:59:04 |
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| report.css | 2740 | 2014-08-06 11:59:04 |
| Show.js | 1410 | 2014-08-06 11:59:04 |