title: Largely unnoticed flaws in the fundamentals of depression diagnosis: the semantics of core symptoms.
authors.affiliation: Department of Psychiatry and Psychotherapy, University of Leipzig, Leipzig, Germany ulrich.hegerl@medizin.uni-leipzig.de.
authors.forename: Ulrich
authors.initials: U
authors.lastname: Hegerl
mesh_terms: D003863:Depression / Q000175:diagnosis*; D003866:Depressive Disorder / Q000175:diagnosis*; D003937:Diagnosis, Differential; D039721:Diagnostic and Statistical Manual of Mental Disorders; D005221:Fatigue / Q000175:diagnosis*; D006801:Humans; D038801:International Classification of Diseases; D063189:Symptom Assessment