1. Department of Endocrinology, Affiliated Qingdao Central Hospital, Qingdao University, Qingdao, China
2. Department of Endocrinology, NingJin County People’s Hospital, Xingtai, China
3. College of Medicine, Qingdao University, Qingdao, China
4. Department of Pharmacy, Qingdao Central Hospital, Qingdao, China