The National Centre for Mental Health (NCMH) has produced a useful toolkit that can be used directly by people who have experienced traumatic events.
Mae'r Ganolfan Genedlaethol ar gyfer Iechyd Meddwl wedi cynhyrchu pecyn cymorth i’w ddefnyddio’n uniongyrchol gan bobl sydd wedi profi digwyddiadau trawmatig.