Smaller than expected cognitive deficits in schizophrenia patients from the population-representative ABC catchment cohort von Lennertz, Leonhard, an der Heiden, Wolfram, Kronacher, Regina, Schulze-Rauschenbach, Svenja, Maier, Wolfgang, Häfner, Heinz, Wagner, Michael

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Modeling the Early Course of Schizophrenia von Häfner, Heinz, Maurer, Kurt, Löffler, Walter, Heiden, Wolfram an der, Hambrecht, Martin, Schultze-Lutter, Frauke

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Schizophrenia and depression: Challenging the paradigm of two separate diseases—A controlled study of schizophrenia, depression and healthy controls von Häfner, Heinz, Maurer, Kurt, Trendler, Günter, an der Heiden, Wolfram, Schmidt, Martin, Könnecke, Regina

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Negative symptoms and their association with depressive symptoms in the long-term course of schizophrenia von an der Heiden, Wolfram, Leber, Anne, Häfner, Heinz

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The early course of schizophrenia and depression von Häfner, Heinz, Maurer, Kurt, Trendler, Günter, an der Heiden, Wolfram, Schmidt, Martin

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Depression in the long-term course of schizophrenia von an der Heiden, Wolfram, Könnecke, Regina, Maurer, Kurt, Ropeter, Daniel, Häfner, Heinz

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Investigating the long-term course of schizophrenia by sequence analysis von an der Heiden, Wolfram, Häfner, Heinz

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Causes and Consequences of the Gender Difference in Age at Onset of Schizophrenia von Häfner, Heinz, an der Heiden, Wolfram, Behrens, Stephan, Gattaz, Wagner F., Hambrecht, Martin, Löffler, Walter, Maurer, Kurt, Munk-Jørgensen, Povl, Nowotny, Birgit, Riecher-Rössler, Anita, Stein, Astrid

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Recovery from psychotic illness: A 15- and 25-year international follow-up study von Harrison, G., Hopper, K., Craig, T., Laska, E., Siegel, C., Wanderling, J., Dube, K. C., Ganev, K., Giel, R., Der Heiden, W. An, Holmberg, S. K., Janca, A., Lee, P. W. H., León, C. A., Malhotra, S., Marsella, A. J., Nakane, Y., Sartorius, N., Shen, Y., Skoda, C., Thara, R., Tsirkin, S. J., Varma, V. K., Walsh, D., Wiersma, D.

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Evidence for separate diseases?: Stages of one disease or different combinations of symptom dimensions? von Häfner, Heinz, an der Heiden, Wolfram, Maurer, Kurt

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Precipitation and determination of the onset and course of schizophrenia by substance abuse — a retrospective and prospective study of 232 population-based first illness episodes von Bühler, Babette, Hambrecht, Martin, Löffler, Walter, an der Heiden, Wolfram, Häfner, Heinz

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Evidence for separate diseases? von Haefner, Heinz, Heiden, Wolfram, Maurer, Kurt

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The epidemiology of onset and course of schizophrenia von an der Heiden, W, Häfner, H

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Prodromal unfolding: the validation of the Schizotypic Syndrome Questionnaire model in a sample of first-episode schizophrenic patients von Van Kampen, Dirk, Maurer, Kurt, An Der Heiden, Wolfram, Häfner, Heinz

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The course of schizophrenia: some remarks on a yet unsolved problem of retrospective data collection von an der Heiden, W, Krumm, B

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Schizophrenia — a disease of young single males?: Preliminary Results from an Investigation on a Representative Cohort Admitted to Hospital for the First Time von Riecher, Anita, Maurer, Kurt, Löffler, Walter, Fätkenheuer, Brigitte, Heiden, Wolfram, Häfner, Heinz

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When and how does schizophrenia produce social deficits? von Häfner, H, Nowotny, B, Löffler, W, an der Heiden, W, Maurer, K

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Does outpatient treatment reduce hospital stay in schizophrenics? von Heiden, Wolfram, Krumm, Bertram

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Evaluating effectiveness and cost of community care for schizophrenic patients von HÄFNER, H, DER HEIDEN, W

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The Evaluation of Mental Health Care Systems von Häfner, Heinz, an der Heiden, Wolfram

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