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"PROS Holdings, Inc. Announces Date of Second Quarter 2013 Financial Results Release, Conference Call and Webcast  HOUSTON--(BUSINESS WIRE)-- PROS Holdings, Inc. (NYS: PRO) , a leading big data"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2013/07/10/pros-holdings-inc-announces-date-of-second-quarter/20655348/>