Research article

Gross Domestic Product (GDP) and productivity of schizophrenia trials: an ecological study

Carina Moll¹, Ursula Gessler¹, Stephanie Bartsch¹, Hany G El-sayeh², Mark Fenton² and Clive E Adams²^*

¹ Schule fuer Medizinische Dokumentation, Universitaetklinikum Ulm, Academie fuer Medizinische Berufe, Ulm, 89070, Germany

² Cochrane Schizophrenia Group Academic Unit of Psychiatry and Behavioural Sciences University of Leeds 15 Hyde Terrace, Leeds, LS2 9LT, UK

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BMC Psychiatry 2003, 3:18 doi:10.1186/1471-244X-3-18

Published: 5 December 2003

Additional File 1:

Appendix 1. One additional file reproduces the formulae employed for calculations in this study.

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