Kim, S W
Bae, K Y
Kim, J M
Shin, I S
Hong, Y J
Ahn, Y
Jeong, M H
Berk, M
Yoon, J S
Article History
Received: 6 February 2015
Revised: 26 June 2015
Accepted: 8 July 2015
First Online: 18 August 2015
Competing interests
: SWK has received grant/research support from Mitsubishi Tanabe, Janssen, Otsuka and National Research Foundation of Korea Grant. JMK has received grant/research support from Ministry of Health and Welfare, Republic of Korea, Lundbeck, Eli Lilly, and Otsuka. The remaining authors declare no conflict of interest.