Date Form Description PDF XBRL Pages
04/26/12 3 Statement of changes in beneficial ownership of securities
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PDF 3
04/26/12 4 Statement of changes in beneficial ownership of securities PDF 2
04/26/12 3 Statement of changes in beneficial ownership of securities
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PDF 3
04/26/12 4 Statement of changes in beneficial ownership of securities PDF 2
04/26/12 4 Statement of changes in beneficial ownership of securities
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PDF 3
04/26/12 4 Statement of changes in beneficial ownership of securities
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PDF 3
04/26/12 4 Statement of changes in beneficial ownership of securities PDF 2
03/22/12 3 Statement of changes in beneficial ownership of securities PDF 2
01/27/12 4 Statement of changes in beneficial ownership of securities PDF 2
12/07/11 3 Statement of changes in beneficial ownership of securities
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PDF 5