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Willemsen MC, Wiebing M, van Emst A, Zeeman G.Willemsen MC, et al. Among authors: zeeman g.Addiction. 2006 Mar;101(3):441-9. doi: 10.1111/j.1360-0443.2006.01349.x.Addiction. 2006.PMID: 16499517Clinical Trial.
Firmansyah I, Carsjens GJ, de Ruijter FJ, Zeeman G, Spiller M.Firmansyah I, et al. Among authors: zeeman g.J Environ Manage. 2021 Oct 1;295:113131. doi: 10.1016/j.jenvman.2021.113131. Epub 2021 Jun 30.J Environ Manage. 2021.PMID: 34214794Free article.