[1] Second Hosp Jilin Univ, Dept Orthoped, Changchun 130041, Jilin, Peoples R China
[2] Jilin Univ, Dept Orthoped, China Japan Union Hosp, Changchun 130033, Jilin, Peoples R China
[3] Chinese Acad Sci, Changchun Inst Appl Chem, Key Lab Polymer Ecomat, Changchun 130022, Jilin, Peoples R China
[4] Second Hosp Jilin Univ, Dept Stomatol, Changchun 130041, Jilin, Peoples R China