- Ultrasonographic Measurement of the Ligamentum Flavum Depth; Is It a Reliable Method to Distinguish True and False Loss of Resistance?
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Pak MH, Lee WH, Ko YK, So SY, Kim HJ
- KMID: 1778993
- Korean J Pain.
- 2012 Apr;25(2):99-104.
- doi: 10.3344/kjp.2012.25.2.99
BACKGROUND: Previous studies have shown that if performed without radiographic guidance, the loss of resistance (LOR) technique can result in inaccurate needle placement in up to 30% of lumbar epidural... -
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