| Filed On | Filing |
|---|---|
| 04 Feb 2013 | SCHEDULE 13G |
| 10 Feb 2012 | ST MSSB INITIAL |
| 14 Feb 2005 | SNOW CAPITAL MANAGEMENT, L.P./ H&Q HEALTHCARE INVESTORS SC 13G |
| 18 May 2004 | SC 13G |
| 18 May 2004 | SC 13G |
| 06 Feb 2004 | 13G |
| 06 Feb 2004 | 13G |
| 06 Feb 2004 | 13G |
| 06 Feb 2004 | 13G |
| 06 Feb 2004 | 13G |
| 25 Feb 2003 | SC 13G |
| 28 Jan 2003 | SC 13G |
| 28 Jan 2003 | SC 13G |
| 28 Jan 2003 | SC 13G |
| 28 Jan 2003 | SC 13G |
| 20 May 2002 | SC 13G |
| 29 Jan 2002 | 13G |
| 29 Jan 2002 | 13G |
| 29 Jan 2002 | 13G |
| 29 Jan 2002 | 13G |
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