The same priority list, by age and risk, is being followed by all four nations in the UK and has the support of all four Chief Medical Officers within the UK.
Caiff yr un rhestr flaenoriaeth, sy’n seiliedig ar oedran a risg, ei dilyn gan bob un o bedair gwlad y DU ac mae pedwar Prif Swyddog Meddygol y DU o’i phlaid.