TY - GEN AU - Cohan,Frederick M TI - What are bacterial species? SN - 0066-4227 PY - 2003///0121 KW - Bacteria KW - classification KW - Cluster Analysis KW - Genetic Variation KW - Multigene Family KW - Phenotype KW - Phylogeny KW - Sequence Analysis KW - trends KW - Species Specificity N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S.; Review UR - https://doi.org/10.1146/annurev.micro.56.012302.160634 ER -