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. 2023 Apr 28;56(3):350–359. doi: 10.5115/acb.23.015

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Copyright © 2023. Anatomy & Cell Biology

This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 2 — (A) Image of exposed right suboccipital region with the right ST and IST and associated muscles visible, while the left semispinalis is still intact, covering the left ST and IST. (B) Image of trapezius, splenius capitis, semispinalis capitis muscles reflected to expose both the left and right suboccipital regions. ST, suboccipital triangle; IST, inferior suboccipital triangle; RCPm, rectus capitis posterior minor; RCPM, rectus capitis posterior major; OCS, obliquus capitis superior; OCI, obliquus capitis inferior.