Fluorescence-Based Flow Sorting in Parallel with Transposon Insertion Site Sequencing Identifies Multidrug Efflux Systems in Acinetobacter baumannii by Hassan, KA, Cain, AK, Huang, T, Liu, Q, Elbourne, LD, Boinett, CJ, Brzoska, AJ, Li, L, Ostrowski, M, Nhu, NT, Nhu, TH, Baker, S, Parkhill, J, Paulsen, IT