Nifer y bobl sydd wedi cael eu trin mewn unedau gofal critigol am y coronafeirws yng Nghymru ers dechrau’r pandemig ar ddiwedd yr wythnos hon (Mai 27).Llai na 10%
Number of people who have been treated in critical care for coronavirus in Wales since the beginning of the pandemic at the end of this week (May 27).Fewer than 10%