1. Department of Critical-Care Medicine
2. Mudanjiang Medical University Affiliated HongQi Hospital
3. Mudanjiang
4. China
5. The Second People's Hospital of Weifang
6. Weifang
7. Department of Operating Theatre
8. The Second Affiliated Hospital of Mudanjiang Medical University
9. Department of Postgraduate Culture Department
10. The First Clinical Medicine School of Mudanjiang Medical University
11. Department of Medical Department
12. Clinical Skills Center of the First Clinical College
13. Mudanjiang Medical University