91-593 (2004). 69. Armin. S. S.. Holly. L. T. & Ithoo. L. T. Minimally invasive decompression for lumbar stenosis and disc herniation. Neurosurg. Focus 25. En (2008). 70. Toyone. T.. Tanaka. T.. Mato. D.. Kaneyarna. R. & Otsuka. M. Patients' expectations and satisfaction in lumbar spine surgery. Spi