Biocompatibility of Polylactic Acid/hydroxyapatite (PLLA/HA) Composites as Root Canal Post in Primary Anterior Teeth.
GAI Li-ting, XU Gao-xiang, ZHANG Lu-lu, Gao Xiang, Jiang Qiu.
Journal of Oral Science Research . 2015, (11): 1073 -1077 .