Relationship between Vitamin D Level and Survival in Terminally Ill Cancer Patients

Received January 29, 2015, Revised April 5, 2015, Accepted May 4, 2015 Correspondence to: Youn Seon Choi Department of Family Medicine, Korea University College of Medicine, Guro Hospital Hospice & Palliative Care Center, 148, Gurodong-ro, Guro-gu, Seoul 152-703, Korea Tel: +82-2-2626-3275, Fax: +82-2-837-0613, E-mail: younseon@korea.ac.kr Co-Correspondence to: In Cheol Hwang Department of Family Medicine, Gachon University of Medicine and Science, Gil Medical Center, 1198, Guwol-dong, Namdong-gu, Incheon 405-760, Korea Tel: +82-32-460-8207, Fax: +82-32-460-3354, E-mail: spfe0211@hanmail.net