1 Clinical Microbiology and Infectious Diseases Department, Hospital General Universitario Gregorio Marañón, Universidad Complutense de Madrid, Madrid, Spain Instituto de Investigación Sanitaria del Hospital Gregorio Marañón, Madrid, Spain CIBER de Enfermedades Respiratorias (CIBERES CB06/06/0058), Madrid, Spain.
2 Clinical Microbiology and Infectious Diseases Department, Hospital General Universitario Gregorio Marañón, Universidad Complutense de Madrid, Madrid, Spain Instituto de Investigación Sanitaria del Hospital Gregorio Marañón, Madrid, Spain CIBER de Enfermedades Respiratorias (CIBERES CB06/06/0058), Madrid, Spain Medicine Department, School of Medicine, Universidad Complutense de Madrid, Madrid, Spain.