Authors: Ji, HX Nakagaki, H Hayashizaki, J Tsuboi, S Kato, K Toyama, A Arai, K Thuy, TT Ha, NTT Kameyama, Y Kirkham, J Robinson, C

Citation: Hx. Ji et al., Fluoride and magnesium concentrations in human dental calculus obtained from Japanese and Chinese patients, ARCH ORAL B, 45(7), 2000, pp. 611-615