Management of patients with suspected or confirmed antibiotic allergy. Executive summary of guidance from the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC), the Spanish Society of Allergy and Clinical Immunology (SEAIC), the Spanish Society of Hospital Pharmacy (SEFH) and the Spanish Society of Intensive Medicine and Coronary Care Units (SEMICYUC) José Ramón Paño-Pardo; Esther Moreno Rodilla; Sara Cobo Sacristan; José Luis Cubero Saldaña; Leonor Periañez Párraga; José L. del Pozo; Pilar Retamar Genti; Alejandro Rodríguez Oviedo; María José Torres Jaén; Pablo Vidal-Cortes; Carlos Colás Sanz;