School of Nursing, Shanxi Medical University, Taiyuan, Shanxi 030001, China;
First Hospital of Shanxi Medical University, Taiyuan, Shanxi 030001, China;
School of Nursing, Shanxi Medical University, Taiyuan, Shanxi 030001, China;
School of Nursing, Shanxi Medical University, Taiyuan, Shanxi 030001, China;
School of Nursing, Shanxi Medical University, Taiyuan, Shanxi 030001, China;
School of Nursing, Shanxi Medical University, Taiyuan, Shanxi 030001, China;