BMC Medical Research Methodology

official impact factor 2.15

Open Access Research article

Publication bias in gastroenterological research – a retrospective cohort study based on abstracts submitted to a scientific meeting

Antje Timmer*, Robert J Hilsden, John Cole, David Hailey and Lloyd R Sutherland

BMC Medical Research Methodology 2002, 2:7 doi:10.1186/1471-2288-2-7

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