Csaba Bugaa, Mátyás Hunyadia, Zoltán Gácsia, Csaba Hegedűsb, József Hakla, Ute Schmidtc, Shinn-Jyh Dingd,e,⁎, Attila Csíka,⁎⁎
a Institute for Nuclear Research, Hungarian Academy of Sciences (ATOMKI), H-4026 Debrecen, Bem tér 18/C, Hungary
b Department of Biomaterials and Prosthetic Dentistry, Faculty of Dentistry, University of Debrecen, H-4032 Debrecen, Egyetem tér 1, Hungary
c WITec GmbH, Lise-Meitner-Str. 6, D-89081 Ulm, Germany
d Institute of Oral Science, Chung Shan Medical University, Taichung City 402, Taiwan
e Department of Stomatology, Chung Shan Medical University Hospital, Taichung City 402, Taiwan
Comments