1. Internal Medicine Department, Universitary Hospital “12 de Octubre”, Av Córdoba, 28041 Madrid, Spain
2. Oncology Department, Universitary Hospital “12 de Octubre”, Av Córdoba, 28041 Madrid, Spain
3. Microbiology Department, Universitary Hospital “12 de Octubre”, Av Córdoba, 28041 Madrid, Spain
4. Pharmacy Department, Universitary Hospital “12 de Octubre”, Av Córdoba, 28041 Madrid, Spain