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Grafstein E, Bullard MJ, Warren D, Unger B; CTAS National Working Group.Grafstein E, et al.CJEM. 2008 Mar;10(2):151-73. doi: 10.1017/s1481803500009878.CJEM. 2008.PMID: 18371253English, French.No abstract available.
Murray M, Bullard M, Grafstein E; Groupes de travail nationaux sur l'ETG et le SIDUC.Murray M, et al. Among authors: grafstein e.CJEM. 2005 Jan;7(1):28-35.CJEM. 2005.PMID: 17355651French.No abstract available.
Murray M, Bullard M, Grafstein E; CTAS Natioanal Working Group; CEDIS National Working Group.Murray M, et al. Among authors: grafstein e.CJEM. 2004 Nov;6(6):421-7.CJEM. 2004.PMID: 17378961No abstract available.
Grafstein E, Unger B, Bullard M, Innes G.Grafstein E, et al.CJEM. 2003 Jan;5(1):27-34. doi: 10.1017/s1481803500008071.CJEM. 2003.PMID: 17659149No abstract available.