Fudan University - Department of Pathology, Canhelp Genomics Co., Ltd. - The Canhelp Genomics Research Center, Fudan University - Department of Medical Oncology, Canhelp Genomics Co., Ltd. - The Canhelp Genomics Research Center, Canhelp Genomics Co., Ltd. - The Canhelp Genomics Research Center, Chinese Research Hospital Association (CRHA) - The Cancer of Unknown Primary Group of Pathology Committee, Fudan University - Department of Pathology, Fudan University - Department of Oncology and Fudan University - Department of Pathology