magnetic resonance imaging of lumbar spine: mass of posterior aspect of L4 vertebra with hyperintense signal intensity (S/I) ratio
magnetic resonance imaging of lumbar spine: mass of posterior aspect of l4 vertebra with hyperintense signal intensity (s/i) ratio
L-spine MRI osseous mass signal intensity (S/I) ratio hyperintense L4 posterior
l-spine mri osseous mass signal intensity (s/i) ratio hyperintense l4 posterior