From 13 July, Public Health Wales have combined tests and results processed in NHS Wales laboratories and non-NHS Wales laboratories, which were previously reported separately.
O 13 Gorffennaf, mae Iechyd Cyhoeddus Cymru wedi cyfuno profion a chanlyniadau a broseswyd yn labordai GIG Cymru a labordai heblaw GIG Cymru, a adroddwyd yn flaenorol ar wahân.