Union of http://hl7.org/fhir/us/core/ValueSet/us-core-smoking-status-observation-codes and http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1267.6

This is the ValueSet that contains all the codes in US Core Smoking Status Observation Codes (http://hl7.org/fhir/us/core/ValueSet/us-core-smoking-status-observation-codes) and Smoking Status Type (http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1267.6). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: ValueSet 6d398f2a-34a7-4471-8898-ef7349c6e15e-359

This value set includes codes based on the following rules: