1. Department of Pharmacy, Severance Hospital, Yonsei University Health System, Seoul, Republic of Korea
2. Division of Life and Pharmaceutical Sciences, Ewha Womans University, Seoul, Republic of Korea
3. Palliative Care Center, Yonsei Cancer Center, Seoul, Republic of Korea
4. Division of Oncology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea
5. College of Pharmacy, Ewha Womans University, Seoul, Republic of Korea