1. Microbiology Department, Hospital Universitari de Bellvitge, University of Barcelona, IDIBELL, Barcelona, Spain
2. Ciber de Enfermedades Respiratorias (CIBERes), ISCIII, Madrid, Spain
3. Infectious Diseases Department, Hospital Universitari de Bellvitge, University of Barcelona. IDIBELL, Barcelona, Spain
4. Spanish Network for Research in Infectious Diseases (REIPI), Instituto de Salud Carlos III, Madrid, Spain
5. Departament of Pathology and Experimental Therapeutics, University of Barcelona, Barcelona, Spain
6. Pneumococcal Reference Laboratory. Centro Nacional de Microbiología, Instituto de Salud Carlos III, Madrid, Spain