magnetic resonance imaging of lumbar spine: mass of medial aspect of L1 vertebra with isointense signal intensity (S/I) ratio
magnetic resonance imaging of lumbar spine: mass of medial aspect of l1 vertebra with isointense signal intensity (s/i) ratio
magnetic resonance imaging of lumbar spine: mass of medial aspect of L1 vertebra with isointense signal intensity (S/I) ratio (procedure)
magnetic resonance imaging of lumbar spine: mass of medial aspect of l1 vertebra with isointense signal intensity (s/i) ratio (procedure)