1. Department of Internal Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine , Seongnam, Gyeonggi-do , Republic of Korea
2. Department of Oncology, Asan Medical Center, University of Ulsan College of Medicine , Seoul , Republic of Korea
3. Division of Hematology-Oncology, Department of Internal Medicine, Hallym University Medical Center, Hallym University College of Medicine , Anyang, Gyeonggi-do , Republic of Korea
4. Department of Internal Medicine, Chonnam National University Medical School , Gwangju , Republic of Korea
5. Department of Pathology, Seoul National University Hospital, Seoul National University College of Medicine , Seoul , Republic of Korea
6. Department of Pathology, Seoul National University Bundang Hospital, Seoul National University College of Medicine , Seongnam, Gyeonggi-do , Republic of Korea
7. Oncology R&D, AstraZeneca , Cambridge , UK
8. Oncology R&D, AstraZeneca , Seoul , Korea