%0 Journal Article %T Effects of Dentifrice Containing Hydroxyapatite on Dentinal Tubule Occlusion and Aqueous Hexavalent Chromium Cations Sorption: A Preliminary Study %A Peiyan, Yuan %A Xiaoqing, Shen %A Jing, Liu %A Yarong, Hou %A Manqun, Zhu %A Jiansheng, Huang %A Pingping, Xu %J PLoS ONE %V 7 %N 12 %P e45283 %@ 1932-6203 %D 2012-12-28 %I Public Library of Science %~ DeepDyve