This is the ValueSet that contains all the codes in Goal Attainment Scaling (GAS) Score (http://hl7.org/fhir/us/pco/ValueSet/goal-attainment-scaling-score) and Goal Attainment Scaling (GAS) Score (http://hl7.org/fhir/us/pco/ValueSet/goal-attainment-scaling-score). E.g. what you have to deal with if you get resources containing codes in either of them