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Fig. 2. Lines and points defined for analyzing the positional relationship between the spinal accessory nerve and reference line connecting the superior and inferior angles of the scapula. SA: superior angle of scapula, SS: spine of scapula, IA: inferior angle of scapula.
The Korean Journal of Pain 2020;33:48~53 https://doi.org/10.3344/kjp.2020.33.1.48
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