Mesenchymal stem cells and bovine bone mineral in sinus lift procedures: an experimental study in sheep - Sauerbier, Sebastian; Stubbe, Kerstin; Maglione, Michele; Haberstroh, Jörg; Kuschnierz, Jens; Oshima, Toshiyuki; Xavier, Samuel Porfírio; Brunnberg, Leo; Schmelzeisen, Rainer; Gutwald, Ralf (Tissue Engineering : Part C, 2010)