Effect of complementary and alternative medicine on the survival and health-related quality of life among terminally ill cancer patients: a prospective cohort study

Y. H. Yun1, M. K Lee2, S. M. Park3, Y. A. Kim2, W. J. Lee2, K. S. Lee2, J. S. Choi4, K. H. Jung5, Y. R. Do6, S. Y. Kim7, D. S. Heo8, H. T. Kim2 & S. R. Park2 Cancer Research Institute, Seoul National University Hospital and College of Medicine, Seoul; Research Institute and Hospital, National Cancer Center, Goyang; Department of Family Medicine, Seoul National University Hospital and College of Medicine, Seoul; Department of Oncology, Gangneung Asan Hospital, Gangneung; Department of Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul; Department of Internal Medicine, Dongsan Medical Center, Keimyung University School of Medicine, Daegu; Department of Internal Medicine, Chungnam University School of Medicine, Daejeon; Department of Internal Medicine, Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea