1. School of Nursing, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China
2. School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China
3. Department of Transplantation, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China
4. The Sixth Female Ward of Shandong Mental Health Center, Jinan, Shandong, China
5. Department of Breast Surgery, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China
6. School of Health Care Management, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China