This review sought to assess the extent to which observed outcomes are attributable to the actions developed and implemented as a result of the two strategies.
Ceisiodd yr adolygiad hwn asesu i ba raddau y gellir priodoli canlyniadau a arsylwyd i'r camau gweithredu a gafodd eu datblygu a'u gweithredu o ganlyniad i'r ddwy strategaeth.