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

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