NHS Cymru Wales - Tudalen deitl = T.p.
Mae'r canllawiau gweithredol wedi'u paratoi a'u cyhoeddi gan Adran Iechyd y Swyddfa Gymreig = The operational guidance has been prepared and issued by the Welsh Office Health Department.
Cyfanswm amserau aros : canllawiau gweithredol = Total waiting times : operational guidance. Published by Welsh Office in 1995. Publication and catalogue information, links to buy online and reader comments.