Oh, Dae Jong; Han, Ji Won; Kim, Tae Hui; Kwak, Kyung Phil; Kim, Bongjo; Kim, Shin Gyeom; Kim, Jeong Lan; Moon, Seok Woo; Park, Joon Hyuk; Ryu, Seung-Ho; Youn, Jong Chul; Lee, Dong Woo; Lee, Seok Bum; Lee, Jung Jae; Hyeongjhoo, Jin; Kim, Ki Woong
American Journal of Geriatric Psychiatry, Vol.32 No.8, pp.957-967