1. From the Galway Medical Technologies Centre, Galway-Mayo Institute of Technology, Ireland (S.D., L.M., E.R., E.M.)
2. Cerenovus, Galway Neuro Technology Centre, Ireland (S.D., R.M., M.G.)
3. Neuropathology Department (M.F.)
4. Neuroradiology Department, Beaumont Hospital, Dublin, Ireland (S.T., P.B., S.P., A.O., J.T.)
5. Royal College of Surgeons in Ireland, Dublin (P.B., J.T.).