“Thanks to an unprecedented global effort, we have several successful, effective and safe vaccines and have reached the vast majority of our population.
"Diolch i ymdrech ar lefel fyd-eang na welwyd ei thebyg o’r blaen, mae gennym sawl brechlyn llwyddiannus, effeithiol a diogel ac rydyn ni wedi cyrraedd y mwyafrif helaeth o'n poblogaeth.