1. Department of Rehabilitation Medicine of Korean Medicine, Dongguk University, Goyang, Korea.
2. Department of Biostatistics, School of Medicine, Dongguk University, Gyeongju, Korea.
3. Department of Pharmacology and Intractable Disease Research Center, School of Medicine, Dongguk University, Gyeongju, Korea.
4. Clinical Trial Center, Hospital of Korean Medicine, Dongguk University Medical Center, Gyeongju, Korea.