1. Clinical Microbiology & Parasitology Department, Hospital Universitario La Paz, IdiPaz, Madrid, Spain
2. CIBERINFEC, Instituto de Salud Carlos III, Madrid, Spain
3. Pediatric Intensive Care Department, Hospital Universitario La Paz, Madrid, Spain
4. Department of Infectious Diseases & Tropical Pediatrics, Hospital Universitario La Paz, Madrid, Spain