?:authorAffiliation
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[\'Department of Pediatrics, Neonatal Unit, Puerta de Hierro-Majadahonda University Hospital, Madrid, Spain.\', \'Department of Pediatrics, Autónoma University, Madrid, Spain.\', \'Department of Obstetrics and Gynecology and Puerta de Hierro-Majadahonda University Hospital, Madrid, Spain.\', \'Department of Microbiology, Puerta de Hierro-Majadahonda University Hospital, Madrid, Spain.\']
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