Mae’r llythyr agored wedi’i lofnodi gan yr Athro White ynghyd â Sue Evans, prif weithredwr Gofal Cymdeithasol Cymru, Andrea Sutcliffe, prif weithredwr y Cyngor Nyrsio a Bydwreigiaeth, ac Albert Heaney, Dirprwy Gyfarwyddwr Cyffredinol Iechyd a Gwasanaethau Cymdeithasol Llywodraeth Cymru.
The open letter has been signed by Professor White together with Sue Evans, chief executive of Social Care Wales, Andrea Sutcliffe, chief executive of the Nursing and Midwifery Council and Albert Heaney, deputy Director General, of Health and Social Services, Welsh Government.