A key role for the periplasmic PfeE esterase in iron acquisition via the siderophore enterobactin in Pseudomonas aeruginosa de réir Perraud, Q, Moynié, L, Gasser, V, Munier, M, Godet, J, Hoegy, F, Mély, Y, Mislin, G, Naismith, J, Schalk, I