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Badilla X, Morice A, Avila-Aguero ML, Saenz E, Cerda I, Reef S, Castillo-Solórzano C.Badilla X, et al.Pediatr Infect Dis J. 2007 Sep;26(9):830-5. doi: 10.1097/INF.0b013e318124a9f4.Pediatr Infect Dis J. 2007.PMID: 17721380