Rate of methicillin-resistant Staphylococcus aureus in pediatric emergency departments in Spain Lucía Garriga Ferrer-Bergua; Anna María Borrull Senra; Carmen Pérez Velasco; Cristina Montero Valladares; Iris Collazo Vallduriola; Sandra Moya Villanueva; Roberto Velasco Zúñiga; Marta Pérez Alba; Mercedes de la Torre Espí;