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de Boer EM, van den Hoogenband HM, van Ketel WG.de Boer EM, et al.Contact Dermatitis. 1984 Oct;11(4):261-2. doi: 10.1111/j.1600-0536.1984.tb01005.x.Contact Dermatitis. 1984.PMID: 6499434No abstract available.
de Boer EM, van den Hoogenband HM, van Ketel WG.de Boer EM, et al.Ned Tijdschr Geneeskd. 1984 Aug 4;128(31):1486-7.Ned Tijdschr Geneeskd. 1984.PMID: 6483011Dutch.No abstract available.
Gibbs S, van den Hoogenband HM, de Boer EM.Gibbs S, et al. Among authors: de boer em.Ned Tijdschr Geneeskd. 2007 Mar 17;151(11):635-40.Ned Tijdschr Geneeskd. 2007.PMID: 17441566Review.Dutch.