1. Symptom Clusters in Patients With Advanced Cancer: A Reanalysis Comparing Different Statistical Methods 
Emily Chen, BSc (C), Janet Nguyen, BSc (C), Luluel Khan, MD, Liying Zhang, PhD, Gemma Cramarossa, BHSc (C), May Tsao, MD, Cyril Danjoux, MD, Elizabeth Barnes, MD, Arjun Sahgal, MD, Lori Holden, MRTT, Florencia Jon, MRTT, Edward Chow, MBBS, MSc, PhD, FRCPC 
Journal of Pain and Symptom Management 
Volume 44, Issue 1, Pages (July 2012)
DOI: /j.jpainsymman
Copyright © 2012 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
PROC TREE procedure-generated dendrogram displaying three-cluster solution and cluster hierarchy. More similar symptoms were joined together earlier.
Journal of Pain and Symptom Management  , 23-32DOI: ( /j.jpainsymman )
Copyright © 2012 U.S. Cancer Pain Relief Committee Terms and Conditions