1. Allergy Unit “D. Kalogeromitros”, Attikon University Hospital, 124 62 Athens, Greece
2. Allergy & Clinical Immunology Department, 401 General Military Hospital of Athens, 115 27 Athens, Greece
3. Keenan Research Centre for Biomedical Science, Li Ka Shing Knowledge Institute, St. Michael’s Hospital, Unity Health Toronto, University of Toronto, Toronto, ON M5B 1W8, Canada
4. Second Department of Cardiology, Attikon University Hospital, 124 62 Athens, Greece
5. Department of Cardiology, 414 Military Hospital, P. Penteli, 152 36 Athens, Greece
6. Department of Cardiology, 401 General Military Hospital of Athens, 115 27 Athens, Greece