Fig. 2From: Impact of Gram stain results on initial treatment selection in patients with ventilator-associated pneumonia: a retrospective analysis of two treatment algorithmsAlgorithms of initial treatment selection. a GLBA guidelines-based algorithm, GPB Gram-positive bacilli, GPC Gram-positive cocci, GNR Gram-negative rods, b GSBA Gram stain-based algorithm, MDR multidrug-resistant, MRSA methicillin-resistant Staphylococcus aureus Back to article page