Nunes LSS, De Oliveira RV, Holgado LA, Nary Filho H, Ribeiro DA, Matsumoto MA. Use of bovine hydroxyapatite with or without biomembrane in sinus lift in rabbits: histopathologic analysis and immune expression of core binding factor 1 and vascular endothelium growth factor. J Oral Maxillofac Surg 2011; 69:1064-1069