“Mae profion yn helpu i liniaru’r risgiau, ond mae angen gwneud hyn ochr yn ochr â mesurau atal heintiau eraill, gan gynnwys cadw pellter cymdeithasol a mesurau hylendid dwylo priodol.
“Testing helps to mitigate the risk but it needs to be taken alongside other infection prevention control measures, including appropriate social distancing and hand hygiene measures.