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Kerrebijn KF, de Kroon JP, Post HJ, Huijser EL.Kerrebijn KF, et al. Among authors: de kroon jp.Ned Tijdschr Geneeskd. 1969 Feb 22;113(8):334-40.Ned Tijdschr Geneeskd. 1969.PMID: 4305809Dutch.No abstract available.
DE KROON JP, JOOSTING PE, VISSER BF.DE KROON JP, et al.Arch Mal Prof. 1964 Jan-Feb;25:17-30.Arch Mal Prof. 1964.PMID: 14138891French.No abstract available.