1. The Affiliated Hospital of Qingdao University Qingdao China
2. Shandong University of Traditional Chinese Medicine Jinan China
3. Qingdao University Affiliated Qingdao Women and Children's Hospital Qingdao China
4. Qingdao University Qingdao China
5. University of Otago, Dunedin, New Zealand, and University of Alabama at Birmingham Birmingham