1. Pediatric Emergency Unit, IRCCS Azienda Ospedaliero‐Universitaria di Bologna Sant'Orsola University Hospital Bologna Italy
2. Specialty School of Pediatrics–Alma Mater Studiorum University of Bologna Bologna Italy
3. Italian National Agency for New Technologies Energy and Sustainable Economic Development (ENEA) Bologna Italy
4. Department of Medical and Surgical Science (DIMEC) University of Bologna Bologna Italy
5. Italian National Research Council–Institute of Atmospheric Sciences and Climate (CNR‐ISAC) Bologna Italy
6. Air Quality Thematic Regional Center–Agency for Prevention Environmental and Energy of Emilia‐Romagna (Arpae) Bologna Italy