From the *Paediatric Infectious Diseases Unit, Gregorio Marañón Hospital; †Molecular ImmunoBiology Laboratory, Health Reseach Institute Gregorio Marañón (IiSGM), Madrid, Spain; ‡Paediatric Infectious Diseases Unit, La Paz Hospital, Madrid, Spain; §Division of Paediatric Infectious Diseases, Center for Vaccines and Immunity, Nationwide Children’s Hospital, The Ohio State University College of Medicine, Columbus, OH; ¶Immunodeficiency Unit, 12 de Octubre University Hospital; ‖Mycobacterial Laboratory, National Centre of Microbiology and **Paediatrics Department, Carlos III Hospital, Madrid, Spain.
Accepted for publication October 2, 2013.
The EREMITA Study Group is provided in the Appendix.
The authors have no funding or conflicts of interest to disclose.
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Address for correspondence: Begoña Santiago, MD, Molecular ImmunoBiology Laboratory, Health Reseach Institute Gregorio Marañón (IiSGM), c/ Dr. Esquerdo, 46, 28007, Madrid, Spain. E-mail: [email protected].