Suh, Sang-Yeon; Choi, Youn Seon; Oh, Sang Cheul; Kim, Young Sung; Cho, Kyunghee; Bae, Woo Kyung; Lee, Ju Hyun; Seo, Ah-ram; Ahn, Hong-Yup
ArticleIssue Date2013CitationJOURNAL OF PAIN AND SYMPTOM MANAGEMENT, v.46, no.4, pp.474 - 482PublisherELSEVIER SCIENCE INC