1. Abarrategi A, Gutierrez MC, Moreno-Vicente C, Hortiguela MJ, Ramos V, Lopez-Lacomba JL, Ferrer ML, Del Monte F (2008) Multiwall carbon nanotube scaffolds for tissue engineering purposes. Biomaterials 29:94–102
2. Administration, U. F. A. D (2002) Infuse™ Bone Graft/Lt-Cage™ Lumbar Tapered Fusion device – P000058 [Online]. Available: http://www.Fda.Gov/Medicaldevices/Productsandmedicalprocedures/Deviceapprovalsandclearances/Recently-Approveddevices/Ucm083423.Htm . Accessed Aug 28 2015
3. Administration, U. F. A. D (2004a) Infuse® Bone Graft – P000054 [Online]. Available: http://www.Fda.Gov/Medicaldevices/Productsandmedicalprocedures/Deviceapprovalsandclearances/Recently-Approveddevices/Ucm081154.Htm . Accessed 28 Aug 2015
4. Administration, U. F. A. D (2004b) Op-1 Putty – H020008 [Online]. Available: http://www.Fda.Gov/Medicaldevices/Productsandmedicalprocedures/Deviceapprovalsandclearances/Recently-Approveddevices/Ucm081181.Htm . Accessed 28 Aug 2015
5. Administration, U. F. A. D (2007) Infuse® Bone Graft – P050053 [Online]. Available: http://www.Fda.Gov/Medicaldevices/Productsandmedicalprocedures/Deviceapprovalsandclearances/Recently-Approveddevices/Ucm077024.Htm . Accessed 28 Aug 2015