Spine
-
Retrospective cohort study. ⋯ 3.
-
Cross-sectional. ⋯ N/ A.
-
Retrospective evaluation of prospectively collected data. ⋯ 2.
-
A computed tomographic assessment. ⋯ N/ A.
Retrospective cohort study. ⋯ 3.
Cross-sectional. ⋯ N/ A.
Retrospective evaluation of prospectively collected data. ⋯ 2.
A computed tomographic assessment. ⋯ N/ A.