postoperative magnetic resonance imaging of lumbar spine: mass of L5-S1 intervertebral disc space enhanced with gadolinium
postoperative magnetic resonance imaging of lumbar spine: mass of l5-s1 intervertebral disc space enhanced with gadolinium
lumbar spine magnetic resonance imaging lumbar intervertebral postoperative mass L5-S1 enhanced with gadolinium
lumbar spine magnetic resonance imaging lumbar intervertebral postoperative mass l5-s1 enhanced with gadolinium