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[The burden is heavy and the road is long].
Han DY, Fang YX. Han DY, et al. Among authors: fang yx. Zhonghua Er Bi Yan Hou Tou Jing Wai Ke Za Zhi. 2017 Jan 7;52(1):1-2. doi: 10.3760/cma.j.issn.1673-0860.2017.01.001. Zhonghua Er Bi Yan Hou Tou Jing Wai Ke Za Zhi. 2017. PMID: 28104008 Chinese. No abstract available.
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