Oxacillin disk diffusion testing for the prediction of penicillin resistance in Streptococcus pneumoniae

by Gertrudis Horna, María L. Molero, Liliana Benites, Sigri Roman, Luz Carbajal, Erik Mercado, María E. Castillo, Rito Zerpa, Eduardo Chaparro, Roger Hernandez, Wilda Silva, Francisco Campos, Andy Saenz, Isabel Reyes, Alex Villalobos, Theresa J. Ochoa