As part of monitoring and evaluating the impact of the NFfSP, it is the intention to develop a wider evidence base than currently exists.
Fel rhan o waith monitro a gwerthuso effaith y fframwaith cenedlaethol ar gyfer presgripsiynu cenedlaethol, y bwriad yw datblygu sylfaen dystiolaeth ehangach na’r hyn sy’n bodoli ar hyn o bryd.