This will include assessment of communication milestones, risk factors and environmental factors to be carried out at multiple age points, in line with the Healthy Child Wales Programme.
Bydd hyn yn cynnwys asesu cerrig milltir cyfathrebu, ffactorau risg a ffactorau amgylcheddol ar amryw bwyntiau oedran yn unol â’r Rhaglen Plant Iach Cymru.