A Cross-sectional Study on the Symptom Burden of Patients With Spinal Tumor: Validation of the Chinese Version of the M.D. Anderson Symptom Inventory—Spine Tumor Module  Nanfang Xu, MD, Zhehuang Li, MD, Feng Wei, MD, Xiaoguang Liu, MD, Liang Jiang, MD, Na Meng, MD, Ping Jiang, MD, Miao Yu, MD, Fengliang Wu, MD, Lei Dang, MD, Hua Zhou, MD, Yan Li, MD, Zhongjun Liu, MD  Journal of Pain and Symptom Management  Volume 53, Issue 3, Pages 605-613 (March 2017) DOI: 10.1016/j.jpainsymman.2016.10.360 Copyright © 2016 American Academy of Hospice and Palliative Medicine Terms and Conditions

Fig. 1 Hierarchical clustering analysis with dendrogram showing relative distances between item clusters. Journal of Pain and Symptom Management 2017 53, 605-613DOI: (10.1016/j.jpainsymman.2016.10.360) Copyright © 2016 American Academy of Hospice and Palliative Medicine Terms and Conditions