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van Geffen GJ, van den Broek E, Braak GJ, Giele JL, Gielen MJ, Scheffer GJ.van Geffen GJ, et al. Among authors: van den broek e.Anaesth Intensive Care. 2009 Jan;37(1):32-7. doi: 10.1177/0310057X0903700115.Anaesth Intensive Care. 2009.PMID: 19157343Clinical Trial.
Seesink M, van Geffen GJ, Renes SH, Scheffer GJ.Seesink M, et al. Among authors: van geffen gj.Ned Tijdschr Geneeskd. 2009 Mar 7;153(10):430-3.Ned Tijdschr Geneeskd. 2009.PMID: 19374091Dutch.No abstract available.