Cwm Taf Morgannwg University Health Board , Aneurin Bevan University Health Board and Betsi Cadwaladr University Health Board
Bwrdd Iechyd Prifysgol Cwm Taf Morgannwg, Bwrdd Iechyd Prifysgol Aneurin Bevan a Bwrdd Iechyd Prifysgol Betsi Cadwaladr