Columbia subject headings:
Serotonin--Antagonists.
Serotonin--Receptors.
Serotonin.
Harvard subject headings:
Neurotransmitter receptors.
Serotonin--Antagonists.
Serotonin--Receptors.
Serotonin--Therapeutic use.
Serotonin.
Princeton subject headings:
Serotonin--Antagonists.
Serotonin--Receptors.
Serotonin.