3D	three dimensional
ABCD Study	Adolescent Brain Cognitive Development Study
AD	axial diffusivity
BA	Brodmann area
Cho	cholines
CLS	Cincinnati Lead Study
cm	centimeter
CPF	chlopyrifos
Cr	Creatine
DAP	diakylphosphates
DE	diethyl alkyl phosphate metabolites
DM	dimethyl alkyl phosphate metabolites
DTI	Diffusion Tensor Imaging
ETS	environmental tobacco smoke
FA	fractional anisotropy
fMRI	functional magnetic resonance imaging
FSIQ	Full Scale Intelligence Quotient
Glx	glutamate and glutamine
iFC	intrinsic functional connectivity
IFG	inferior frontal gyrus
MD	mean diffusivity
μg/L	micrograms per liter
μg/dL	micrograms per deciliter
mm	millimeter
Mn	manganese
MRI	magnetic resonance imaging
MRS	magnetic resonance spectroscopy
mTBM	multivariate tensor-based morphometry
NO2	nitrogen dioxide
OP	organophosphate pesticides
PAH	polycyclic aromatic hydrocarbons
PBDE	polybrominated diphenyl ether
pg/m3	picograms per cubic meter
PI	pallidal index
PM	particulate matter
PM2.5	particulate matter less than 2.5 microns
RD	radial diffusivity
rsfMRI	resting state functional magnetic resonance imaging
SD	standard deviation
TRAP	traffic related air pollution
SPM	statistical parameter mapping
VBM	voxel-based morphometry