This co-administration was efficient for our NHS to deliver and gave patients more protection in one appointment, providing an increased level of convenience for individuals.
Roedd gwneud hyn yn ffordd effeithlon i'n GIG ddarparu’r brechlynnau, gan roi mwy o amddiffyniad i gleifion mewn un apwyntiad, a bod yn fwy cyfleus i unigolion.