@article{Reikeras_2006 author = {Olav Reikeras and Carina B. Johansson and Mikael Sundfeldt}, title = {Bone Ingrowths to Press-Fit and Loose-Fit Implants: Comparisons between Titanium and Hydroxyapatite}, journal = {Journal of Long-Term Effects of Medical Implants}, issn = {1050-6934}, year = {2006}, volume = {16}, number = {2}, pages = {157--164} }