Bore da! Yn y byd meddygol ydyn ni! Rhestr o swyddogion... Sut orau i osod: *Senior and Specialist Registrars Cofrestryddion Uwch ac Arbenigol? Diolch, Dafydd * --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus