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. 2022 Feb 12;23:145. doi: 10.1186/s12891-022-05098-y

Fig. 1.

Fig. 1

The preoperative lateral X-ray image (a), preoperative sagittal CT image (b), preoperative sagittal MRI image (c), and postoperative (d) lateral X-ray image of a 60-year-old female patient, who underwent L5-S1 PLIF, with 4 screws to correct lumbar spondylolisthesis