title: Concepts and methods when considering negative symptom course.
authors.affiliation: Maryland Psychiatric Research Center, University of Maryland School of Medicine,Baltimore,MD,USA.
authors.forename: W T
authors.initials: WT
authors.lastname: Carpenter
authors.affiliation: Department of Psychiatry,University of Nevada School of Medicine,Reno,NV,USA.
authors.forename: B
authors.initials: B
authors.lastname: Kirkpatrick
mesh_terms: D006801:Humans; D012559:Schizophrenia / Q000175:diagnosis*; D012565:Schizophrenic Psychology