or hir y gallech ddisgwyl aros...
Subtitle: perfformiad yr NHS yng Nghymru : crynodeb.
Contributors: NHS Wales.
Series: Siarter y dinesydd : codi'r safon; Siarter y dinesydd
Publisher: [Welsh Office Health Department]
Published: 1995
Place of publication: [Cardiff]
Language: wel
Other titles: Siarter i gleifion.