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. 2019 Feb 20;39(9):1180–1194. doi: 10.1177/0333102419833076

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© International Headache Society 2019

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (http://www.creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 2. — Schematic overview of the central projections of the NA. Latin numbers indicate cranial nerves or their corresponding nuclei; color of the tract is consistent with the color of the nucleus/area it sprouts from.

AP: area postrema; CFN: cuneiform nucleus; LHA: lateral hypothalamic area; LRF: lateral reticular formation; NA: nucleus ambiguus; NST: nucleus of the solitary tract; PAG: periaqueductal grey; PBN: parabrachial nucleus; PN: pontine nuclei; PRN: paramedian reticular nucleus; PVH: paraventricular hypothalamic nucleus; RN: red nucleus.