AAPs	atypical antipsychotics
CEN	central executive network
DA	dopamine
dlPFC	right dorsolateral prefrontal cortex
DMN	default mode network
DPIS	descending pain inhibitory system
ENS	enteric nervous system
GABA	gamma amino butyric acid
GBA	gut–brain axis
HPA	hypothalamic–pituitary–adrenal
5-HT	serotonin
NAcc	nucleus accumbent
NE	norepinephrine
NMDA	N-methyl-D-aspartate
PAG	periaqueductal gray
rsFC	resting-state functional connectivity
RVM	rostral ventromedial medulla
SCFA	short-chain fatty acid
SN	salience network
SPN	sacral parasympathetic nuclei