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Ladwig KH, Wirsching C, V Hammerstein A, Danner R, Baumert J, Schmitt C.Ladwig KH, et al. Among authors: baumert j.Dtsch Med Wochenschr. 2004 Oct 22;129(43):2311-5. doi: 10.1055/s-2004-835261.Dtsch Med Wochenschr. 2004.PMID: 15483771Review.German.No abstract available.
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Baumert JJ, Erazo N, Ladwig KH.Baumert JJ, et al.BMC Public Health. 2005 Jun 6;5:61. doi: 10.1186/1471-2458-5-61.BMC Public Health. 2005.PMID: 15938747Free PMC article.