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Concentration-time profiles in plasma and epithelial lining fluid (ELF) of neutropenic mice after a 32-mg/kg ceftolozane dose (left panel; n = 12 per time point) or an 8-mg/kg tazobactam dose (right panel; n = 10 or 12 per time point). Error bars indicate the standard error of the mean (SEM) (for some data points overlapping with the symbol).
