Spine
-
Retrospective review of CT scan. ⋯ 4.
-
A retrospective review. ⋯ 3.
-
A questionnaire survey. ⋯ 3.
-
Repeated measures. ⋯ 3.
Retrospective review of CT scan. ⋯ 4.
A retrospective review. ⋯ 3.
A questionnaire survey. ⋯ 3.
Repeated measures. ⋯ 3.