[1] Student Health and Wellbeing In Wales: Report of the 2017/18 Health Behaviour in School-aged Children Survey and School Health Research Network Student Health and Wellbeing Survey
[1] Iechyd a Lles Myfyrwyr yng Nghymru: Adroddiad Arolwg o Ymddygiad Iechyd mewn Plant Oedran Ysgol 2017/18 ac Arolwg Iechyd a Lles Myfyrwyr y Rhwydwaith Ymchwil Iechyd mewn Ysgolio