The Clinical Expertise Unit Networks (Xarxes d’Unitats d’Expertesa Clínica, XUEC) are networks of reference units in highly specialized hospitals designated by the Catalan Health Service (CatSalut) and the Catalan Ministry of Health to lead the care of rare diseases in Catalonia.
The Hospital Clínic de Barcelona is accredited for 9 Clinical Expertise Unit Networks (XUEC) by CatSalut and the Ministry of Health.