This is the CodeSystem that contains all the codes in NHSN LCBI Pathways (http://terminology.hl7.org/CodeSystem/NHSNLCBIPathways) and NHSN LCBI Pathways (http://terminology.hl7.org/CodeSystem/NHSNLCBIPathways). E.g. what you have to deal with if you get resources containing codes in either of them