{description: 'Given a code/system, or a Coding, get additional details about the concept, including definition, status, designations, and properties. One of the products of this operation is a full decomposition of a code from a structured terminology.\n\nWhen invoking this operation, a client SHALL provide both a system and a code, either using the system+code parameters, or in the coding parameter. Other parameters are optional', package_name: hl7.fhir.r6.examples, name: Lookup, type: 'true', package_version: 6.0.0-ballot3, class: operation, kind: operation, url: 'http://hl7.org/fhir/OperationDefinition/CodeSystem-lookup', version: 6.0.0-ballot3}