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. 2017 Sep 20;8(Suppl 1):33. doi: 10.1186/s13326-017-0145-x

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© The Author(s) 2017

Open Access This 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. 5 — Data Distribution on our KB. From (a), symptom-related facts account for 49.23% in all facts of our KB, which is the result of symptoms being the focus of our KB. From (b), we find that medicine entities account for 50% of all entities, and 64.4% of them are TCM