English: population screening
Welsh: sgrinio poblogaeth
Subject: Iechyd
Welsh definition: Population screening is the process of identifying healthy people from a cross-section of the population who may be at increased risk of disease or condition (identified as a result of expert research and evidence).
Notes: Gallai “sgrinio’r boblogaeth” fod yn fwy addas, gan ddibynnu ar y cyd-destun.