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Rikken B, Massa GG, Wit JM, van den Brande JL.Rikken B, et al.Ned Tijdschr Geneeskd. 1996 Jun 1;140(22):1163-5.Ned Tijdschr Geneeskd. 1996.PMID: 8692348Review.Dutch.No abstract available.
Rikken B, van Doorn J, Ringeling A, Van den Brande JL, Massa G, Wit JM.Rikken B, et al.Horm Res. 1998 Sep;50(3):166-76. doi: 10.1159/000023268.Horm Res. 1998.PMID: 9762006
Massa GG, Rikken B, Wit JM, van den Brande JL.Massa GG, et al. Among authors: rikken b.Ned Tijdschr Geneeskd. 1995 Jun 17;139(24):1253.Ned Tijdschr Geneeskd. 1995.PMID: 7791939Dutch.No abstract available.