Lee, J.-W., Lee, S., Lee, S. H., Yang, H. S., Im, G.-I., Kim, C.-S., … Kim, B. S. (2011). Improved spinal fusion efficacy by long-term delivery of bone morphogenetic protein-2 in a rabbit model. Acta Orthopaedica, 82(6), 756–760. https://doi.org/10.3109/17453674.2011.636675