The aim of this study was to establish reference jitter values for the voluntary activated sternocleidomastoid (SCM) muscle using a concentric needle electrode (CNE).

中文翻译：

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带同心针状电极的胸锁乳突肌参考抖动值

这项研究的目的是使用同心针电极（CNE）为自愿激活的胸锁乳突肌（SCM）肌肉建立参考抖动值。