The Minister for Health and Social Services has agreed to decline the offer from UK Health Security Agency to participate in the new COVID-19 Infection Survey.
Mae’r Gweinidog Iechyd a Gwasanaethau Cymdeithasol wedi cytuno i wrthod y cynnig gan Asiantaeth Diogelwch Iechyd y DU i gymryd rhan yn yr Arolwg Heintiadau COVID-19 newydd.