1. Nursing Department The Affiliated Cancer Hospital of Xiangya School of Medicine Central South University Changsha China
2. Nursing Department Hunan cancer hospital Changsha China
3. Nursing Department Nin Xiang Traditional Chinese Medical Hospital Ningxiang China
4. Department of Epidemiology and Statistics School of Public Health Central south University Changsha China
5. Vascular Access Center Hunan cancer hospital Changsha China
6. Xiangya School of Nursing Central South University Changsha China