Funding for this research was provided by:
Science Foundation Ireland (08-SRC-B1410)
Health Research Board Ireland (HRA/POR2012/054)
North East Cancer Research and Education Trust
Fox and Kerins Families
Received: 6 September 2019
Accepted: 14 February 2020
First Online: 22 February 2020
Ethics approval and consent to participate
: Formalin-fixed paraffin embedded tumor samples were obtained from tumor banks under the auspices of Institutional Review Board-approved protocols at Beaumont Hospital Dublin, Ireland, St. Vincent’s University Hospital, incorporating the Royal Victoria Eye and Ear Hospital, Dublin, Ireland and St. James’s Hospital, Dublin, Ireland.
: The authors declare that they have no competing interests.