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Schwerdtfeger M, Castro-Camus E, Krügener K, Viöl W, Koch M.Schwerdtfeger M, et al. Among authors: viol w.Appl Opt. 2013 Jan 20;52(3):375-80. doi: 10.1364/AO.52.000375.Appl Opt. 2013.PMID: 23338182
Ten Bosch L, Köhler R, Ortmann R, Wieneke S, Viöl W.Ten Bosch L, et al. Among authors: viol w.Int J Environ Res Public Health. 2017 Nov 27;14(12):1460. doi: 10.3390/ijerph14121460.Int J Environ Res Public Health. 2017.PMID: 29186877Free PMC article.
Krügener K, Schwerdtfeger M, Busch SF, Soltani A, Castro-Camus E, Koch M, Viöl W.Krügener K, et al. Among authors: viol w.Sci Rep. 2015 Oct 7;5:14842. doi: 10.1038/srep14842.Sci Rep. 2015.PMID: 26443422Free PMC article.