CDA Informative Publication of HL7 CDA® R2 Attachment Implementation Guide: Exchange of C-CDA Based Documents, Release 2 – US Realm March 8, 2022March 8, 2022 Lynn Laakso C-CDA, Informative, US Realm Learn more at https://www.hl7.org/implement/standards/product_brief.cfm?product_id=464
