Tests carried out as part of satellite asymptomatic screening of key workers and residents which are authorised in NHS Wales laboratories are mainly satellite tests.
Profion ategol yn bennaf yw’r profion a gynhelir fel rhan o’r rhaglen i sgrinio gweithwyr allweddol a phreswylwyr asymptomatig ac a awdurdodir yn labordai GIG Cymru.