[1
]
Department of Radiotherapy and Oncology, The Second Affiliated Hospital of Soochow
University, Suzhou, China Department of Radiation Oncology, The First People's Hospital
of Xuzhou, Xuzhou, China.
[2
]
Department of Oncology, The Third Affiliated Hospital of Soochow University, Changzhou,
China.
[3
]
Department of Epidemiology and Biostatistics, College of Public Health, University
of South Florida, Tampa, FL, USA.
[4
]
Department of Clinical Oncology, Institute of Development, Aging and Cancer, Tohoku
University, Sendai, Japan.
[5
]
Department of Radiation Oncology, The Third Affiliated Hospital of Soochow University,
Changzhou, China.
[6
]
Department of Oncology, The First Affiliated Hospital of Nanjing Medical University,
Nanjing, China.
[7
]
Department of Radiotherapy and Oncology, The Second Affiliated Hospital of Soochow
University, Suzhou, China dryetian@hotmail.com.