Important research questions in allergy and related diseases: 3-chronic rhinosinusitis and nasal polyposis - a GALEN study

C Bachert, N Van Bruaene, E Toskala, N Zhang, H Olze, G Scadding, C M Van Drunen, J Mullol, L Cardell, P Gevaert, T Van Zele, S Claeys, Christer Halldén, K Kostamo, U Foerster, M Kowalski, K Bieniek, A Olszewska-Ziaber, E Nizankowska-Mogilnicka, A SzczeklikM Swierczynska, M Arcimowicz, V Lund, W Fokkens, T Zuberbier, C Akdis, G Canonica, P Van Cauwenberge, P Burney, J BousquetVisa 10 merVisa mindre