Thank you to Dr Awen Iorwerth and Manon Thomas for their help with this unit.
The Open University has worked with the Coleg Cymraeg Cenedlaethol to develop bilingual units, including this one, on OpenLearn Cymru:
Grateful acknowledgement is made to the following sources:
banner image – health.jpg: Colegcymraeg
course image – iechyd.jpg: Colegcymraeg
Every effort has been made to contact copyright holders. If any have been inadvertently overlooked the publishers will be pleased to make the necessary arrangements at the first opportunity.