Marie Lundberg .ical Session 09-13 10:45 90min Cost effectiveness of therapies for CRSwNP Islam Herzallah, Devyani Lal, Wytske Fokkens, Alkis Psaltis, Marie Lundberg, Valerie Hox Cost effectiveness of therapies for CRSwNP Rhinology Rhinology 2 ( ICC - B2 level MACKA)