1. Diagnosis and six-month stability of negative symptoms in psychotic disorders

   • Shmuel Fennig
   • Evelyn J. Bromet
   • Kathy Putnam

   Original Paper Pages: 63 - 70

2. Digital movement analysis, a new objective method of measuring tardive dyskinesia and drug-induced parkinsonian tremor: acceptability, reliability and validity

   • Flemming M. Nilsson
   • Birgitte L. Hansen
   • Jes Gerlach

   Original Paper Pages: 71 - 77

3. Rebound insomnia after abrupt clozapine withdrawal

   • Jürgen Staedt
   • Gabriela Stoppe
   • Eckart Rüther

   Original Paper Pages: 79 - 82

4. Caffeine consumption in hospitalized psychiatric patients

   • Manfred Rihs
   • Christian Müller
   • Pierre Baumann

   Original Paper Pages: 83 - 92

5. Incidence of depression in octo- and nonagenerians: results of an epidemiological follow-up community study

   • Ingeborg Meller
   • Manfred M. Fichter
   • Hildegard Schröppel

   Original Paper Pages: 93 - 99

6. Abnormal subjective experiences in schizophrenia: its relationships with neuropsychological disturbances and frontal signs

   • Manuel J. Cuesta
   • Víctor Peralta
   • Jose A. Juan

   Original Paper Pages: 101 - 105

7. Comments and Reply on Ikeguchi and Kuroda: Mianserin treatment of patients with psychosis induced by antiparkinsonian drugs

   • J. H. Friedman
   • K. Ikeguchi
   • A. Kuroda

   Letters to the Editors Pages: 106 - 107

8. Propionibacterium acnes in the cortex of patients with Alzheimer's disease

   • H. H. Kornhuber

   Letter to the Editors Pages: 108 - 109

9. Neurochemical parameters in senile dementia of the Alzheimer type

   • M. Strittmatter
   • G. Hamann
   • D. Strubel

   Letter to the Editors Pages: 110 - 111

10. Testing Durkheim's theory of suicide: a comment

    • D. Lester

    Letter to the Editors Pages: 112 - 113

11. Announcements

    Announcement Pages: 114 - 114