Columbia subject headings:
Brain chemistry--Technique.
Brain.
Electrophysiology--Technique.
Microtomy.
Harvard subject headings:
Brain chemistry--Technique.
Brain.
Electrophysiology--Technique.
Microtomy.
Tissue slices.
Princeton subject headings:
Brain chemistry--Technique.
Brain.
Electrophysiology--Technique.
Microtomy.