This is the ValueSet that contains all the codes in Observation Methods (http://hl7.org/fhir/ValueSet/observation-methods) and Observation Methods (http://hl7.org/fhir/ValueSet/observation-methods). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: ValueSet 20fd74f0-76e9-400b-a515-13c1dfb8668f-38
This value set includes codes based on the following rules: