title: Classification of plasmids as an aid to understanding their epidemiology and evolution.
mesh_terms: D005075:Biological Evolution; D002965:Classification; D004269:DNA, Bacterial / Q000235:genetics; D004352:Drug Resistance, Microbial; D005144:F Factor; D010957:Plasmids; D011815:R Factors; D014178:Translocation, Genetic
chemical_list: D004269:DNA, Bacterial