1. Department of Pediatrics Pediatric Clinic Fondazione IRCCS Policlinico San MatteoUniversity of Pavia Pavia Italy
2. Emergency Department Istituto Giannina Gaslini Genoa Italy
3. Pediatric Allergy Center Istituto Giannina Gaslini Genoa Italy
4. Allergy Clinic Casa di Cura Villa Montallegro Genoa Italy