Faint o gleifion yng Nghymru sy'n aros am lawdriniaeth clun newydd ar hyn o bryd?
Wedi'i ateb gan Y Gweinidog Iechyd a Gwasanaethau Cymdeithasol | Wedi'i ateb ar 05/12/2023
I will write to you as soon as possible with a substantive response and a copy of the letter will be published on the internet.