1 Infectious Diseases Department, Hospital Clínic de Barcelona, Institut d'Investigacions Biomèdiques August Pi Sunyer (IDIBAPS), Universitat de Barcelona, Barcelona, Spain.
2 Department of Genetics, Microbiology and Statistics, Universitat de Barcelona, Barcelona, Spain.
3 Infectious Diseases Unit, Hospital Universitario Puerta de Hierro, Instituto de Investigaciones Sanitarias Puerta de Hierro (IDIPHIM), Majadahonda, Madrid, Spain.
4 Clinical Microbiology and Infectious Diseases Service, Hospital General Universitario Gregorio Marañón, Madrid, Spain.
5 Instituto de Investigación Sanitaria Gregorio Marañón, Madrid, Spain.
6 CIBER de Enfermedades Respiratorias (CIBERES), Madrid, Spain.
7 Facultad de Medicina, Universidad Complutense de Madrid, Madrid, Spain.