N1E1U1R1O1S1U1R1G2E1R1I1E1S1
15 points
NEUROSURGERIES is validvalid
NEUROSURGERY,
NEUROSURGERY, surgery of nervous structures (as nerves, the brain, or the spinal cord)
NEUROSURGERY,
NEUROSURGERY, surgery of nervous structures (as nerves, the brain, or the spinal cord)