[1
]
Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
[2
]
University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.
[3
]
Centre Hospitalier Universitaire Limoges, Limoges, France.
[4
]
National University Cancer Institute, Singapore, Singapore.
[5
]
National Cancer Centre, Singapore, Singapore.
[6
]
Sun Yat-sen University Cancer Center, Guangzhou, China.
[7
]
Korea University Anam Hospital, Seoul, South Korea.
[8
]
Ampang Hospital, Ampang, Malaysia.
[9
]
Okayama University Hospital, Okayama, Japan.
[10
]
Shinshu University, Matsumoto, Japan.
[11
]
Korea Cancer Center Hospital, Seoul, South Korea.
[12
]
Yonsei University College of Medicine, Seoul, South Korea.
[13
]
Ajou University School of Medicine, Suwon, South Korea.
[14
]
Chonnam National University Hwasun Hospital, Gwangju, South Korea.
[15
]
University of Ulsan College of Medicine, Ulsan, South Korea.
[16
]
Gyeongsang National University Hospital, Gyeongsang National University School of
Medicine, Jinju, South Korea.
[17
]
Korea University Guro Hospital, Seoul, South Korea.
[18
]
Busan Paik Hospital, Inje University College of Medicine, Busan, South Korea.
[19
]
National Cheng Kung University Hospital, Tainan, Taiwan.
[20
]
Biostatistics and Clinical Epidemiology Center, Samsung Medical Center, Seoul, South
Korea.
[21
]
Hyogo Cancer Center, Akashi, Hyogo, Japan.
[22
]
University of Texas MD Anderson Cancer Center, Houston, TX, USA.
[23
]
Stanford University, Stanford, CA, USA.
[24
]
Aarhus University Hospital, Aarhus, Denmark.
[25
]
Asklepios Hospital St Georg, Hamburg, Germany.
[26
]
Shimane University, Shimane, Japan.
[27
]
Queen Mary Hospital, Pokfulam Road, Hong Kong, China.
[28
]
Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Electronic address: wskimsmc@skku.edu.