Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000019353-12-000027-index-headers.html | 2012-05-24 16:05:54 | |
| 0000019353-12-000027-index.html | 2012-05-24 16:05:54 | |
| 0000019353-12-000027.txt | 2012-05-24 16:05:54 | |
| chrs-01282012_10ka.htm | 757837 | 2012-05-24 16:05:54 |
| chrs-01282012_ex311.htm | 7303 | 2012-05-24 16:05:54 |
| chrs-01282012_ex312.htm | 7385 | 2012-05-24 16:05:54 |