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von Elm E, Altman DG, Egger M, Pocock SJ, Gøtzsche PC, Vandenbroucke JP; STROBE-Initiative.von Elm E, et al. Among authors: gotzsche pc.Internist (Berl). 2008 Jun;49(6):688-93. doi: 10.1007/s00108-008-2138-4.Internist (Berl). 2008.PMID: 18511988Free article.German.