2012-00-052 - MARLAP Data Verification and Validation Project Application - US EPA ( 2012-01-01 - 2015-12-31 ) ID Number2012-00-052 Course TitleMARLAP Data Verification and Validation Project Application SponsorUS EPA Credits32 Valid from/toSun, 01/01/2012 - 12:00 - Thu, 12/31/2015 - 12:00