Activity of Ceftolozane-Tazobactam Tested against Pseudomonas aeruginosa and Enterobacteriaceae Isolates Collected from Respiratory Tract Specimens of Hospitalized Patients in the United States During 2013 to 2015.

Activity of Ceftolozane-Tazobactam Tested against Pseudomonas aeruginosa and Enterobacteriaceae Isolates Collected from Respiratory Tract Specimens of Hospitalized Patients in the United States During 2013 to 2015.