1. Recent taxonomic changes and terminology update of clinically significant anaerobic gram negative bacteria (excluding spirochetes);Jousimies-Somer;Clin Infect Dis,2002
2. Chemotaxonomic analyses of;Vandamme;Bacteroides gracilis and Bacteroides ureolyticus and reclassification of B. gracilis as Campylobacter gracilis comb. nov. Int J Syst Bacteriol,1995