Back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively
back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively
Back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively
back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively