Assertion: gray matter | /r/AtLocation | clusters of neurons
Facets:
value: in the brain and spinal cord
type: LOCATION
value: in cortical layers
type: LOCATION
Source sentences:
text: Gray matter is found in clusters of neurons in the brain and spinal cord, and in cortical layers that line their surfaces.
text: Gray matter is found in clusters of neurons in the brain and spinal cord and in cortical layers that line their surfaces.