1. Department of Applied Psychology Medical Humanities Research Center Binzhou Medical University Yantai China
2. Department of Cardiology Yantai Yuhuangding Hospital Affiliated Qingdao University Yantai China
3. Department of Health Services Research & Administration College of Public Health University of Nebraska Medical Center Omaha NE USA
4. Nursing Department Yantai Affiliated Hospital of Binzhou Medical University Yantai China
5. Yantai Affiliated Hospital of Binzhou Medical University Yantai China
6. Medical Department Shandong Energy Zibo Mining Group Co. Ltd. Central Hospital Zibo China
7. Medical Department Weihai Municipal Hospital Weihai China
8. Department of Internal Medical Oncology Binzhou Central Hospital Binzhou China
9. Department of Obstetrics and Gynecology Penglai People's Hospital Yantai China
10. Grace Abbott School of Social Work University of Nebraska at Omaha Omaha NE USA