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 c5f1578d-eb6a-48e7-bcd1-ce078d5ae62f-203
This value set includes codes based on the following rules: