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. 2016 Feb 6;15:19. doi: 10.1186/s12938-016-0123-z

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© Chen et al. 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 7 — Observation of basilar artery in MRA before and after modeling. a, b Manual control group. c, d Ultrasound guided control group. e, f Manual model group. g, h ultrasound guided model group. a, c, e, g Before modeling. b, d, f, h 5 days after modeling. BA basilar artery, VA vertebral artery