title: Why were molecular studies not considered to classify Clostridium difficile isolates implicated in an outbreak?
authors.affiliation: Subárea de Epidemiología, Caja Costarricense de Seguro Social, San José, Costa Rica, rwong@ccss.sa.cr.
authors.forename: Roy A
authors.initials: RA
authors.lastname: Wong-McClure
authors.affiliation: Subárea de Epidemiología, Caja Costarricense de Seguro Social, San José, Costa Rica, rwong@ccss.sa.cr.
authors.forename: Leandra
authors.initials: L
authors.lastname: Abarca-Gómez
authors.affiliation: Subárea de Epidemiología, Caja Costarricense de Seguro Social, San José, Costa Rica, rwong@ccss.sa.cr.
authors.forename: Xiomara
authors.initials: X
authors.lastname: Badilla-Vargas
authors.affiliation: Hospital Calderón Guardia, Caja Costarricense de Seguro Social, San José, Costa Rica.
authors.forename: Moraima
authors.initials: M
authors.lastname: Guevara-Rodríguez
authors.affiliation: Hospital Calderón Guardia, Caja Costarricense de Seguro Social, San José, Costa Rica.
authors.forename: Antonio
authors.initials: A
authors.lastname: Solano-Chinchilla
authors.affiliation: Hospital Calderón Guardia, Caja Costarricense de Seguro Social, San José, Costa Rica.
authors.forename: Margarita
authors.initials: M
authors.lastname: Marchena-Picado
authors.affiliation: College of Medicine, University of Arizona, Phoenix, Arizona, United States of America.
authors.forename: Michele
authors.initials: M
authors.lastname: O'Shea
mesh_terms: D003428:Cross Infection / Q000453:epidemiology* / Q000517:prevention & control*; D004196:Disease Outbreaks; D004761:Enterocolitis, Pseudomembranous / Q000453:epidemiology* / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male