title: Difficult-to-treat depression.
authors.affiliation: St Vincent's Hospital, Melbourne, VIC, Australia. david.castle@svhm.org.au.
authors.forename: David J
authors.initials: DJ
authors.lastname: Castle
authors.affiliation: Monash University, Melbourne, VIC, Australia.
authors.forename: Leon
authors.initials: L
authors.lastname: Piterman
authors.affiliation: School of Medicine, Deakin University, Geelong, VIC, Australia.
authors.forename: Michael
authors.initials: M
authors.lastname: Berk
mesh_terms: D061218:Depressive Disorder, Treatment-Resistant / Q000628:therapy*; D058005:General Practitioners; D006801:Humans; D008019:Life Style; D010819:Physician's Role