title: Reply.
authors.affiliation: Department of Psychiatry, Taipei Municipal Gan-Dau Hospital, Taipei, Taiwan, ROC.
authors.forename: Chen-Chia
authors.initials: CC
authors.lastname: Lan
authors.affiliation: Department of Psychiatry, National Yang-Ming University Hospital, Yilan, Taiwan, ROC.
authors.forename: Chia-Chien
authors.initials: CC
authors.lastname: Liu
authors.affiliation: Department of Psychiatry, Taipei Veterans General Hospital, Taipei, Taiwan, ROC. Electronic address: moominess@gmail.com.
authors.forename: Ying-Sheue
authors.initials: YS
authors.lastname: Chen