From 13 July 2020, Public Health Wales have combined tests and results processed in NHS Wales laboratories and non-NHS Wales laboratories, which were previously reported separately.
Ers 13 Gorffennaf 2020, mae Iechyd Cyhoeddus Cymru wedi cyfuno profion a chanlyniadau a broseswyd yn labordai GIG Cymru a labordai heblaw rhai GIG Cymru, sydd wedi cael eu hadrodd ar wahân cyn hyn.