Lee, J.-W., Lee, S., Lee, S. H., Yang, H. S., Im, G.-I., Kim, C.-S., Park, J.-H. and 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), pp. 756–760. doi: 10.3109/17453674.2011.636675.