title: Earliest phylogenetic branchings: comparing rRNA-based evolutionary trees inferred with various techniques.
authors.affiliation: Department of Biology, Indiana University, Bloomington 47405.
authors.forename: G J
authors.initials: GJ
authors.lastname: Olsen
mesh_terms: D000818:Animals; D001419:Bacteria / Q000235:genetics; D005075:Biological Evolution; D006801:Humans; D008433:Mathematics; D008957:Models, Genetic; D010802:Phylogeny; D012335:RNA, Ribosomal / Q000235:genetics*
chemical_list: D012335:RNA, Ribosomal