Add the two codes to the value set as described by the details of this ticket. Update - 20190606 1. Create a new HL7 code system (via harmonization) 2. Add new codes to that code system (via harmonization) 2.a. Need verify that the proposed codes properly formated/defined and account for the STU version vs. Normative version of a document. 3. Update IHE value set definition to include new codes SDWG has voted (motion by Eric H and Calvin B) on closing out steps 1, 2 and 2a on 9/5/2019: 23-0-0