[Outbreak of Legionnaires' disease in a restaurant in the Community of Madrid, Spain].

Background: on June 27, 2012, 46 cases of community- acquired Legionnaires'disease were detected in the Public Health Service area 8 of the Community of Madrid. All of them had been in the same restaurant of the city of Móstoles within the incubation period of the disease.

Methods: this is a descriptive study.