1. School of Pharmacy, Sungkyunkwan University, Suwon, Korea.
2. Department of Medical Information, College of Nursing and Health, Kongju National University, Gongju, Korea.
3. School of Pharmacy, Jeonbuk National University, Jeonju, Korea.
4. Department of Health Administration, College of Nursing and Health, Kongju National University, Gongju, Korea.