1. Intensive Care Units Lanzhou University First Affiliated Hospital Lanzhou China
2. Evidence‐Based Medicine Center School of Basic Medical Sciences Lanzhou University Lanzhou China
3. School of Nursing Lanzhou University Lanzhou China
4. Nursing Department Changzhi People's Hospital Changzhi China
5. Departments of Biochemistry and Molecular Biology Melvin and Bren Simon Comprehensive Cancer Center Indiana University School of Medicine Indianapolis Indiana USA
6. First Clinical Medical College Lanzhou University Lanzhou China