Risk Factors for Amoxicillin-Clavulanate Resistance in Community-Onset Urinary Tract Infections Caused by <em>Escherichia coli</em> or <em>Klebsiella pneumoniae</em>: The Role of P... oleh Javier Martínez-Casanova, Silvia Gómez-Zorrilla, Nuria Prim, Agustina Dal Molin, Daniel Echeverría-Esnal, María Pilar Gracia-Arnillas, Elena Sendra, Robert Güerri-Fernández, Xavier Durán-Jordà, Eduardo Padilla, Juan Pablo Horcajada, Santiago Grau, on behalf of the PROA-PSMAR Group