Citation Select	Paul M, Yahav D, Bivas A, Fraser A, Leibovici L Anti-pseudomonal beta-lactams for the initial, empirical, treatment of febrile neutropenia: comparison of beta-lactams Cochrane Database Syst Rev. 2010;11:CD005197
Citation Select	Falagas ME, Matthaiou DK, Bliziotis IA The role of aminoglycosides in combination with a beta-lactam for the treatment of bacterial endocarditis: a meta-analysis of comparative trials J Antimicrob Chemother. 2006 Apr;57(4):639-47