1. Assistant Professor, Department of Nursing, U1 University, Yeongdong, Korea.
2. Professor, College of Medicine · Department of Preventive Medicine · Research Institute for Medical Sciences, Chungnam National University, Daejeon, Korea.
3. Professor, Medical School · Department of Preventive Medicine, Chonnam National University, Gwangju · Gwangju-Jeonnam Cancer Registry, Chonnam National University Hwasun Hospital, Hwasun, Korea.