1. Department of Endocrinology, Shandong Provincial Hospital affiliated to Shandong University, Shandong Provincial Key Laboratory of Endocrinology and Lipid Metabolism, Institute of Endocrinology and Metabolism, Shandong Academy of Clinical Medicine, Shandong, P.R. China.
2. Department of Endocrinology, Shandong Provincial Third Hospital, Shandong, P.R. China.
3. School of Medicine, Shandong University, Shandong, P.R. China.
4. Department of Pain Management and Shandong Provincial Hospital affiliated to Shandong University, Shandong, P.R. China.
5. Department of Otorhinolaryngology, Qilu Hospital, Shandong University, Shandong, P.R. China.
6. Scientific Center, Shandong Provincial Hospital affiliated to Shandong University, Shandong, P.R. China.