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Lambert P, Collett D, Kimber A, Johnson R.Lambert P, et al. Among authors: collett d.Stat Med. 2004 Oct 30;23(20):3177-92. doi: 10.1002/sim.1876.Stat Med. 2004.PMID: 15449337Free article.
Barber KM, Hussey JC, Bond ZC, Falvey SJ, Collett D, Rudge CJ.Barber KM, et al. Among authors: collett d.Transplant Proc. 2005 Mar;37(2):568-70. doi: 10.1016/j.transproceed.2004.12.088.Transplant Proc. 2005.PMID: 15848459