rhBMP-2	Recombinant human BMP-2
ECM	Extracellular Matrix
ACS	Absorbable Collagen Sponge
TLIF	Transforaminal Lumbar Interbody Fusion
BESTT	BMP-2 Evaluation in Surgery for Tibial Trauma
METRC	Major Extremity Trauma Research Center
ODI	Oswestry Disability Index
GTR	Guided Tissue Regeneration
GBR	Guided Bone Regeneration
VEGF	Vascular endothelial growth factor
HO	Heterotopic Ossification
ICBG	Iliac Crest Bone Graft
PLF	Posterolateral Fusion
PLIF	Posterior Lumbar Interbody Fusion
ALIF	Anterior Lumbar Interbody Fusion
CT	Computed Tomography
MIS	Minimally Invasive Surgery