Zhuang XM, Yu BS, Zheng ZM. et al.
Effect of the degree of osteoporosis on the biomechanical anchoring strength of the
sacral pedicle screws: an in vitro comparison between unaugmented bicortical screws and
polymethylmethacrylate augmented unicortical screws.
Spine (Phila Pa 1976) 2010;
Download Bibliographical Data