Does local vancomycin powder impregnated with autogenous bone graft and bone substitute decrease the risk of deep surgical site infection in degenerative lumbar spine fusion surgery?-An ambispective study. - Chou, Po-Hsin; Lin, Hsi-Hsien; Yao, Yu-Cheng; Chang, Ming-Chau; Liu, Chien-Lin; Wang, Shih-Tien (BMC Musculoskeletal Disorders, 2022)