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| 0000895126-08-000280-index.html | 2008-06-18 17:17:47 | |
| 0000895126-08-000280.txt | 2008-06-18 17:17:47 | |
| chk06162008_ex991.htm | 125347 | 2008-06-18 17:17:47 |
| chk06182008_ex231.htm | 3216 | 2008-06-18 17:17:47 |
| chk06182008_ex232.htm | 8061 | 2008-06-18 17:17:47 |
| chk06182008_ex233.htm | 4987 | 2008-06-18 17:17:47 |
| chk06182008_ex234.htm | 4263 | 2008-06-18 17:17:47 |
| chk06182008_ex235.htm | 4175 | 2008-06-18 17:17:47 |
| chk06182008_ex236.htm | 4272 | 2008-06-18 17:17:47 |
| chk06182008_ex413.htm | 472059 | 2008-06-18 17:17:47 |
| chk06182008_ex416.htm | 350288 | 2008-06-18 17:17:47 |
| chk06182008_ex51.htm | 12902 | 2008-06-18 17:17:47 |
| chk06182008_s8.htm | 100389 | 2008-06-18 17:17:47 |