García-Garrote Fernando, Ruiz-Serrano María Jesús, Cosín Jaime, Alcalá Luis, Ortega Arturo, Bouza Emilio
Department of Microbiology and Infectious Diseases, Hospital General Universitario 'Gregorio Marañón', Madrid, Spain.
Clin Microbiol Infect. 1997;3(5):582-584.