Eubacterium tardum Cheeseman et al. 1996 Cheeseman S.L. Hiom S.J. Weightman A.J. Wade W.G. Phylogeny of oral asaccharolytic Eubacterium species determined by 16S ribosomal DNA sequence comparison and proposal of Eubacterium infirmum sp. nov. and Eubacterium tardum sp. nov. 1996 46 4 957 959 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-46-4-957 8863423