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. 2020 Apr 21;10:6718. doi: 10.1038/s41598-020-63648-7

Figure 1.

Figure 1

Elements that affect segmental lordosis in a single-motion segment. Segmental lordosis (LLs) is the angle between intersecting lines drawn through the centres of the anterior and posterior walls of the vertebral bodies (IL). The anterior spinal column height (ASC) is the sum of the halves of two relevant vertebral heights and the intervertebral disc height.