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| 0000019353-11-000075-index.html | 2011-12-01 08:21:45 | |
| 0000019353-11-000075.txt | 2011-12-01 08:21:45 | |
 0000019353-11-000075-xbrl.zip | 160333 | 2011-12-01 08:21:45 |
| chrs-102911_q3x10q.htm | 1478903 | 2011-12-01 08:21:45 |
| chrs-102911_q3xex311.htm | 15643 | 2011-12-01 08:21:45 |
| chrs-102911_q3xex312.htm | 15689 | 2011-12-01 08:21:45 |
| chrs-102911_q3xex32.htm | 12650 | 2011-12-01 08:21:45 |
| chrs-102911_q3xex41.htm | 28031631 | 2011-12-01 08:21:45 |
| chrs-20111029.xml | 1290046 | 2011-12-01 08:21:45 |
| chrs-20111029.xsd | 48698 | 2011-12-01 08:21:45 |
| chrs-20111029_cal.xml | 58802 | 2011-12-01 08:21:45 |
| chrs-20111029_def.xml | 202654 | 2011-12-01 08:21:45 |
| chrs-20111029_lab.xml | 545857 | 2011-12-01 08:21:45 |
| chrs-20111029_pre.xml | 279415 | 2011-12-01 08:21:45 |
| FilingSummary.xml | 19697 | 2011-12-01 08:21:45 |
| Financial_Report.xls | 1112175 | 2011-12-01 08:21:45 |
| R1.htm | 37173 | 2011-12-01 08:21:45 |
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| report.css | 2721 | 2011-12-01 08:21:45 |
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