1. College of Nursing Korea University Seoul Korea
2. College of Nursing Jeonbuk Research Institute of Nursing Science Jeonbuk National University Jeonju Korea
3. Department of Nursing College of Life Science and Natural Resources Sunchon National University Suncheon‐si Korea
4. Department of Neurosurgery Chonnam National University Research Institute of Medical Sciences Chonnam National University Hwasun Hospital and Medical School Hwasun‐gun Korea