Fig. 2. Comparison of Oswestry disability index (ODI) between two groups in different time points (P = 0.001). PLDD: percutaneous laser disc decompression, DiscoGel^®: radiopaque gelified ethanol.

Korean J Pain 2020;33:66~72 https://doi.org/10.3344/kjp.2020.33.1.66

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