1. Department of Cardiology Second Affiliated Hospital of Xi'an Jiaotong University Xi'an City China
2. Key Laboratory of Trace Elements and Endemic Diseases Institute of Endemic Diseases Xi'an Jiaotong University Health Science Center Xi’an China
3. Endocrinology Faculty of Medicine School of Biomedical Sciences University of Queensland St Lucia Qld Australia
4. Shandong Shenghua Electronic New Materials Co., Ltd. Laiyang City China