TY - RPRT TI - Novel iron uptake system specified by ColV plasmids: an important component in the virulence of invasive strains of Escherichia coli. AU - P H Williams PY - 1979 DO - 10.1128/iai.26.3.925-932.1979 UR - https://pubmed.ncbi.nlm.nih.gov/160892/ ID - 160892 ER -