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. 2012 Oct 16;7(10):e46586. doi: 10.1371/journal.pone.0046586

Figure 1. The experimental set up.

Figure 1

A) Subjects were sitting comfortably under the focus of a high speed camera with a zenithal view. B) View from the camera. Note the stick marking the inion-to-nasion line and the shoulder markers. The subject is wearing the recording electrodes in the SCM and OO and the accelerometer attached to the chin.