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Vos GD, van der Blij JF, van Leeuwen TM, Losekoot G.Vos GD, et al. Among authors: losekoot g.Ned Tijdschr Geneeskd. 1987 Aug 1;131(31):1355-7.Ned Tijdschr Geneeskd. 1987.PMID: 2889149Dutch.No abstract available.