PLoS Pathogens
https://www.researchpad.co/tools/openurl?pubtype=&doi=10.1371/journal.ppat.1009630&title=An incoherent feedforward loop formed by SirA/BarA, HilE and HilD is involved in controlling the growth cost of virulence factor expression by <i>Salmonella</i> Typhimurium&author=&keyword=&subject=