Hakki, S., Korkusuz, P., Purali, N., Korkusuz, F., Bozkurt, B., Hakki, E., Onder, M., Gorur, I., Nohutcu, R., Timucin, M. & Ozturk, A. (2013) Periodontal ligament cell behavior on different titanium surfaces. ACTA ODONTOLOGICA SCANDINAVICA , 71(3-4), 906-916.