ABVN	Auricular Branch of the Vagus Nerve
ATN	Auricular Temporal Nerve
BSAA	Brain Stem Auricular Acupoint
CNS	central nervous system
FDA	Food and Drug Administration
fMRI	functional Magnetic Resonance Imaging
GAN	Great Auricular Nerve
TAA	Thumb Auricular Acupoint
TENS	transcutaneous electrical nerve stimulation
TNS	trigeminal nerve stimulation
tVNS	transcutaneous Vagus Nerve Stimulation
VNS	Vagus Nerve Stimulation
WFCMS	World Federation of Chinese Medicine Societies
WHO	World Health Organization