magnetic resonance imaging of lumbar spine: protrusion from L5-S1 intervertebral disc space on right
magnetic resonance imaging of lumbar spine: protrusion from l5-s1 intervertebral disc space on right
magnetic resonance imaging of lumbar spine: protrusion from L5-S1 intervertebral disc space on right (procedure)
magnetic resonance imaging of lumbar spine: protrusion from l5-s1 intervertebral disc space on right (procedure)