"Yn ogystal â'r gofyniad i hunanynysu, bydd profion cyn gadael yn fesur diogelu arall i’n helpu i reoli'r feirws wrth i ni barhau i gyflwyno'r brechlyn yn gyflym."
“Added to the requirement to self-isolate, pre-departure tests will provide a further line of defence - helping us control the virus as we continue to roll-out the vaccine at pace.”