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Assets Held for Sale	6 Months Ended
Assets Held for Sale	Jun. 30, 2013
Assets Held for Sale	8. Assets Held for Sale We had assets held for sale of $11,000 and $24,000 at June 30, 2013 and December 31, 2012, respectively, related to unused lasers and other equipment from closed vision centers. We include assets held for sale in the caption “Prepaid expenses and other” on the Condensed Consolidated Balance Sheets.