Application of three-dimensional printed antibiotic bone cement spacer in infected hip after hip arthroplasty for senile and infirm patients  
Li Yuan-hui, Zeng Mian-dong, Yin De-long, Hu Han-sheng, Yu Sheng-hua, Wang Zhao
Chinese Journal of Tissue Engineering Research . 2018, (19): 3044 -3048 .  DOI: 10.3969/j.issn.2095-4344.0191