Heddiw, wrth ddechrau ar y gwaith o gyflwyno rhaglen brechlynnau atgyfnerthu COVID-19 yng Nghymru, staff rheng flaen y Gwasanaeth Iechyd Gwladol (GIG) sy'n gweithio yn y Gogledd fydd y bobl gyntaf yng Nghymru i gael brechlyn atgyfnerthu.
Frontline NHS staff working in North Wales have become the first people in Wales to receive their COVID-19 booster vaccines, as the programme started in Wales today.