ERS 2020 – 28th Congress of European Rhinologic Society in conjunction with the 39th Congress of the International Society of Inflammation and Allergy of the Nose (ISIAN) and 21st Congress of the International Rhinologic Society (IRS)
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54626 Soluň, Αποκεντρωμένη Διοίκηση Μακεδονίας - Θράκης Řecko