IHE PCC - Internal References Checks wheter the CDA structure is conformant to the IHE PCC - Internal References IHE PCC - Internal References Verifies the structure of a IHE PCC - Internal References In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), for compatibility with the Clinical Statement model the Internal Reference shall always use the <act> class Successfully tested: In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), for compatibility with the Clinical Statement model the Internal Reference shall always use the <act> class In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), the id element shall be present in Internal Reference. The root and extension attributes shall identify an element defined elsewhere in the same document. Successfully tested: In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), the id element shall be present in Internal Reference. The root and extension attributes shall identify an element defined elsewhere in the same document. In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), the code element of Internal Reference shall be present. Successfully tested: In IHE PCC Internal References (1.3.6.1.4.1.19376.1.5.3.1.4.4.1), the code element of Internal Reference shall be present.