HSCT	Hematopoietic stem cell transplantation
MPS VII	Mucopolysaccharidosis type VII (Sly syndrome)
ADL	Activity of living
GAGs	Glycosaminoglycans
DS	Dermatan sulfate
HS	Heparan sulfate
CS	Chondroitin sulfate
LSD	Lysosomal storage disorder
CNS	Central nervous system
GUS	Glucuronidase
rhGUS	Recombinant human glucuronidase
ERT	Enzyme replacement therapy
MRI	Magnetic resonance imaging
IQ	Intelligence quotient
SD	Standard deviation
MR	Mitral valve regurgitation
AR	Aortic valve regurgitation