This is the ValueSet that contains codes in both Amount Quantity Unit Codes (http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code) and Amount Quantity Unit Codes (http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code).