CDA Errata publication of HL7 CDA® R2 Implementation Guide: Quality Reporting Document Architecture – Category I (QRDA I) – US Realm STU 5.2 June 26, 2020June 26, 2020 Lynn Laakso Errata, STU, US Realm Learn more at http://www.hl7.org/implement/standards/product_brief.cfm?product_id=35