1. Department of Gastroenterology; Affiliated Hospital of Nantong University; Nantong, Jiangsu Province People's Republic of China
2. Department of Hepatic Oncology; Affiliated Cancer Hospital of Nantong University; Nantong Jiangsu People's Republic of China
3. Grade 14, Clinical Medicine Medical College; Nantong University; Nantong, Jiangsu Province People's Republic of China