Heddiw, yn dilyn misoedd o drafod ac ystyried y dystiolaeth, mae’r Cyd-bwyllgor ar Imiwneiddio a Brechu wedi rhoi cyngor ar frechu plant a phobl ifanc 12-15 oed.
Today, following months of discussion and consideration of evidence, the Joint Committee for Vaccination and Immunisation (JCVI) have issued advice on the vaccination of children and young people aged 12-15.