von Elm, E., Altman, D., Egger, M., Pocock, S., Gøtzsche, P., & Vandenbroucke, J. (2007). Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: Guidelines for reporting observational studies.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)von Elm, E., D. Altman, M. Egger, S. Pocock, P. Gøtzsche, ба J. Vandenbroucke. Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Statement: Guidelines for Reporting Observational Studies. 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)von Elm, E., et al. Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Statement: Guidelines for Reporting Observational Studies. 2007.
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