1. Department of Pathology; The First Affiliated Hospital and College of Basic Medical Sciences; China Medical University; Shenyang Liaoning China
2. Molecular Oncology Laboratory of Cancer Research Institute; The First Affiliated Hospital of China Medical University; Shenyang Liaoning China
3. Department of Toxicological Pathology; Safety Evaluation Center, Shenyang Research Institute of Chemical Industry; Shenyang Liaoning China
4. Department of Colorectal Surgery; Shengjing Hospital of China Medical University; Shenyang Liaoning China
5. Department of Pathology; Shenyang Red Cross Hospital; Shenyang Liaoning China