1. Department of Thyroid and Neck Tumor, Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy, Tianjin, China,
2. Department of Toxicology, School of Public Health, Tianjin Medical University, Tianjin, China,
3. Department of Colorectal Surgery, Tianjin Union Medical Center, Tianjin, China, and
4. Key Laboratory of Liaoning Tumor Clinical Metabolomics (KLLTCM), Jinzhou, Liaoning, China