

of cross-reactivity is necessary for prescribing safe cephalosporins for penicillin allergic patients. 8 Departamento de Medicina, Universidad de Málaga, Facultad de Medicina, 29071, Málaga, Spain. 7 Nanostructures for Diagnosing and Treatment of Allergic Diseases Laboratory, Andalusian Center for Nanomedicine and Biotechnology-BIONAND, Parque Tecnológico de Andalucía, 29590, Málaga, Spain. 6 Allergy Unit, Hospital Regional Universitario de Málaga, Hospital Civil, 29009, Málaga, Spain. 5 Allergy Research Group, Instituto de Investigación Biomédica de Málaga-IBIMA, Hospital Civil, 29009, Málaga, Spain.4 Departamento de Biología Celular, Genética y Fisiología, Universidad de Málaga, 29071, Málaga, Spain.3 Nanostructures for Diagnosing and Treatment of Allergic Diseases Laboratory, Andalusian Center for Nanomedicine and Biotechnology-BIONAND, Parque Tecnológico de Andalucía, 29590, Málaga, Spain.

2 Allergy Unit, Hospital Regional Universitario de Málaga, Hospital Civil, 29009, Málaga, Spain.1 Allergy Research Group, Instituto de Investigación Biomédica de Málaga-IBIMA, Hospital Civil, 29009, Málaga, Spain.
