Clinical data is stored in the Welsh Laboratory Information System (WLIMS), this includes COVID-19 testing data.
Mae pecynnau prawf LFD ar gael am ddim i bobl sy'n gymwys i gael triniaeth wrthfeirysol COVID-19, a gellir eu casglu o'r rhan fwyaf o fferyllfeydd cymunedol yng Nghymru.