APA (7th ed.) Citation

Gu, G., Liu, T., Ding, J., Guo, H., Mo, G., Li, Y., . . . Tang, Y. Comparison of three sacral screw internal fixation techniques in the treatment of L4–S1 lumbar degenerative disease with osteoporosis: A retrospective observational study. BMC.

Chicago Style (17th ed.) Citation

Gu, Guo-ning, et al. Comparison of Three Sacral Screw Internal Fixation Techniques in the Treatment of L4–S1 Lumbar Degenerative Disease with Osteoporosis: A Retrospective Observational Study. BMC.

MLA (9th ed.) Citation

Gu, Guo-ning, et al. Comparison of Three Sacral Screw Internal Fixation Techniques in the Treatment of L4–S1 Lumbar Degenerative Disease with Osteoporosis: A Retrospective Observational Study. BMC.

Warning: These citations may not always be 100% accurate.