title: Authors' reply.
authors.affiliation: Nick Craddock, Department of Psychological Medicine and Neurology, School of Medicine, Cardiff University, email: craddockn@cardiff.ac.uk; Laurence Mynors-Wallis, Alderney Hospital.
authors.forename: Nick
authors.initials: N
authors.lastname: Craddock
authors.affiliation: Nick Craddock, Department of Psychological Medicine and Neurology, School of Medicine, Cardiff University, email: craddockn@cardiff.ac.uk; Laurence Mynors-Wallis, Alderney Hospital.
authors.forename: Laurence
authors.initials: L
authors.lastname: Mynors-Wallis
mesh_terms: D039721:Diagnostic and Statistical Manual of Mental Disorders; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis*; D011570:Psychiatry / Q000639:trends*