This is the ValueSet that contains all the codes in eHDSI Body Site Laterality (http://terminology.ehdsi.eu/ValueSet/eHDSIBodySiteLaterality) and eHDSI Body Site Laterality (http://terminology.ehdsi.eu/ValueSet/eHDSIBodySiteLaterality). E.g. what you have to deal with if you get resources containing codes in either of them