title: Underreporting of legionnaires disease in France : the case for more active surveillance.
abstract: In France, surveillance of legionnaires disease started in 1987 with a mandatory clinician-based notification system. An average of 54 cases were reported yearly between 1988 and 1995 and six non-nosocomial clusters were identified. In 1995 the surveilla
authors.forename: A
authors.initials: A
authors.lastname: Infuso
authors.forename: B
authors.initials: B
authors.lastname: Hubert
authors.forename: J
authors.initials: J
authors.lastname: Etienne