Application of hydroxyapatite functional graded biomaterials in human hard tissue replacement
Wei Wei, Shu Jing-ai, Wang Jing, Zheng Li-xia, Li Lu, Wang Qing-shan
Chinese Journal of Tissue Engineering Research . 2018, (6): 971 -978 .  DOI: 10.3969/j.issn.2095-4344.0077