title: The origins of the annual AGPA institute.
authors.affiliation: New York University School of Medicine, New York, USA.
authors.forename: M M
authors.initials: MM
authors.lastname: Berger
mesh_terms: D005544:Forecasting; D006801:Humans; D011615:Psychotherapy, Group / Q000639:trends*; D012952:Societies / Q000639:trends*; D014481:United States